1 // Copyright 2014 PDFium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6 
7 #include "fpdfsdk/pdfwindow/PWL_Utils.h"
8 
9 #include <algorithm>
10 #include <memory>
11 
12 #include "core/fpdfdoc/cpvt_word.h"
13 #include "core/fxge/cfx_graphstatedata.h"
14 #include "core/fxge/cfx_pathdata.h"
15 #include "core/fxge/cfx_renderdevice.h"
16 #include "fpdfsdk/fxedit/fxet_edit.h"
17 #include "fpdfsdk/pdfwindow/PWL_Icon.h"
18 #include "fpdfsdk/pdfwindow/PWL_Wnd.h"
19 
OffsetRect(const CFX_FloatRect & rect,FX_FLOAT x,FX_FLOAT y)20 CFX_FloatRect CPWL_Utils::OffsetRect(const CFX_FloatRect& rect,
21                                      FX_FLOAT x,
22                                      FX_FLOAT y) {
23   return CFX_FloatRect(rect.left + x, rect.bottom + y, rect.right + x,
24                        rect.top + y);
25 }
26 
OverlapWordRange(const CPVT_WordRange & wr1,const CPVT_WordRange & wr2)27 CPVT_WordRange CPWL_Utils::OverlapWordRange(const CPVT_WordRange& wr1,
28                                             const CPVT_WordRange& wr2) {
29   CPVT_WordRange wrRet;
30 
31   if (wr2.EndPos.WordCmp(wr1.BeginPos) < 0 ||
32       wr2.BeginPos.WordCmp(wr1.EndPos) > 0)
33     return wrRet;
34   if (wr1.EndPos.WordCmp(wr2.BeginPos) < 0 ||
35       wr1.BeginPos.WordCmp(wr2.EndPos) > 0)
36     return wrRet;
37 
38   if (wr1.BeginPos.WordCmp(wr2.BeginPos) < 0) {
39     wrRet.BeginPos = wr2.BeginPos;
40   } else {
41     wrRet.BeginPos = wr1.BeginPos;
42   }
43 
44   if (wr1.EndPos.WordCmp(wr2.EndPos) < 0) {
45     wrRet.EndPos = wr1.EndPos;
46   } else {
47     wrRet.EndPos = wr2.EndPos;
48   }
49 
50   return wrRet;
51 }
52 
GetAP_Check(const CFX_FloatRect & crBBox)53 CFX_ByteString CPWL_Utils::GetAP_Check(const CFX_FloatRect& crBBox) {
54   const FX_FLOAT fWidth = crBBox.right - crBBox.left;
55   const FX_FLOAT fHeight = crBBox.top - crBBox.bottom;
56 
57   CFX_PointF pts[8][3] = {{CFX_PointF(0.28f, 0.52f), CFX_PointF(0.27f, 0.48f),
58                            CFX_PointF(0.29f, 0.40f)},
59                           {CFX_PointF(0.30f, 0.33f), CFX_PointF(0.31f, 0.29f),
60                            CFX_PointF(0.31f, 0.28f)},
61                           {CFX_PointF(0.39f, 0.28f), CFX_PointF(0.49f, 0.29f),
62                            CFX_PointF(0.77f, 0.67f)},
63                           {CFX_PointF(0.76f, 0.68f), CFX_PointF(0.78f, 0.69f),
64                            CFX_PointF(0.76f, 0.75f)},
65                           {CFX_PointF(0.76f, 0.75f), CFX_PointF(0.73f, 0.80f),
66                            CFX_PointF(0.68f, 0.75f)},
67                           {CFX_PointF(0.68f, 0.74f), CFX_PointF(0.68f, 0.74f),
68                            CFX_PointF(0.44f, 0.47f)},
69                           {CFX_PointF(0.43f, 0.47f), CFX_PointF(0.40f, 0.47f),
70                            CFX_PointF(0.41f, 0.58f)},
71                           {CFX_PointF(0.40f, 0.60f), CFX_PointF(0.28f, 0.66f),
72                            CFX_PointF(0.30f, 0.56f)}};
73 
74   for (size_t i = 0; i < FX_ArraySize(pts); ++i) {
75     for (size_t j = 0; j < FX_ArraySize(pts[0]); ++j) {
76       pts[i][j].x = pts[i][j].x * fWidth + crBBox.left;
77       pts[i][j].y *= pts[i][j].y * fHeight + crBBox.bottom;
78     }
79   }
80 
81   CFX_ByteTextBuf csAP;
82   csAP << pts[0][0].x << " " << pts[0][0].y << " m\n";
83 
84   for (size_t i = 0; i < FX_ArraySize(pts); ++i) {
85     size_t nNext = i < FX_ArraySize(pts) - 1 ? i + 1 : 0;
86 
87     FX_FLOAT px1 = pts[i][1].x - pts[i][0].x;
88     FX_FLOAT py1 = pts[i][1].y - pts[i][0].y;
89     FX_FLOAT px2 = pts[i][2].x - pts[nNext][0].x;
90     FX_FLOAT py2 = pts[i][2].y - pts[nNext][0].y;
91 
92     csAP << pts[i][0].x + px1 * FX_BEZIER << " "
93          << pts[i][0].y + py1 * FX_BEZIER << " "
94          << pts[nNext][0].x + px2 * FX_BEZIER << " "
95          << pts[nNext][0].y + py2 * FX_BEZIER << " " << pts[nNext][0].x << " "
96          << pts[nNext][0].y << " c\n";
97   }
98 
99   return csAP.MakeString();
100 }
101 
GetAP_Circle(const CFX_FloatRect & crBBox)102 CFX_ByteString CPWL_Utils::GetAP_Circle(const CFX_FloatRect& crBBox) {
103   CFX_ByteTextBuf csAP;
104 
105   FX_FLOAT fWidth = crBBox.right - crBBox.left;
106   FX_FLOAT fHeight = crBBox.top - crBBox.bottom;
107 
108   CFX_PointF pt1(crBBox.left, crBBox.bottom + fHeight / 2);
109   CFX_PointF pt2(crBBox.left + fWidth / 2, crBBox.top);
110   CFX_PointF pt3(crBBox.right, crBBox.bottom + fHeight / 2);
111   CFX_PointF pt4(crBBox.left + fWidth / 2, crBBox.bottom);
112 
113   csAP << pt1.x << " " << pt1.y << " m\n";
114 
115   FX_FLOAT px = pt2.x - pt1.x;
116   FX_FLOAT py = pt2.y - pt1.y;
117 
118   csAP << pt1.x << " " << pt1.y + py * FX_BEZIER << " "
119        << pt2.x - px * FX_BEZIER << " " << pt2.y << " " << pt2.x << " " << pt2.y
120        << " c\n";
121 
122   px = pt3.x - pt2.x;
123   py = pt2.y - pt3.y;
124 
125   csAP << pt2.x + px * FX_BEZIER << " " << pt2.y << " " << pt3.x << " "
126        << pt3.y + py * FX_BEZIER << " " << pt3.x << " " << pt3.y << " c\n";
127 
128   px = pt3.x - pt4.x;
129   py = pt3.y - pt4.y;
130 
131   csAP << pt3.x << " " << pt3.y - py * FX_BEZIER << " "
132        << pt4.x + px * FX_BEZIER << " " << pt4.y << " " << pt4.x << " " << pt4.y
133        << " c\n";
134 
135   px = pt4.x - pt1.x;
136   py = pt1.y - pt4.y;
137 
138   csAP << pt4.x - px * FX_BEZIER << " " << pt4.y << " " << pt1.x << " "
139        << pt1.y - py * FX_BEZIER << " " << pt1.x << " " << pt1.y << " c\n";
140 
141   return csAP.MakeString();
142 }
143 
GetAP_Cross(const CFX_FloatRect & crBBox)144 CFX_ByteString CPWL_Utils::GetAP_Cross(const CFX_FloatRect& crBBox) {
145   CFX_ByteTextBuf csAP;
146 
147   csAP << crBBox.left << " " << crBBox.top << " m\n";
148   csAP << crBBox.right << " " << crBBox.bottom << " l\n";
149   csAP << crBBox.left << " " << crBBox.bottom << " m\n";
150   csAP << crBBox.right << " " << crBBox.top << " l\n";
151 
152   return csAP.MakeString();
153 }
154 
GetAP_Diamond(const CFX_FloatRect & crBBox)155 CFX_ByteString CPWL_Utils::GetAP_Diamond(const CFX_FloatRect& crBBox) {
156   CFX_ByteTextBuf csAP;
157 
158   FX_FLOAT fWidth = crBBox.right - crBBox.left;
159   FX_FLOAT fHeight = crBBox.top - crBBox.bottom;
160 
161   CFX_PointF pt1(crBBox.left, crBBox.bottom + fHeight / 2);
162   CFX_PointF pt2(crBBox.left + fWidth / 2, crBBox.top);
163   CFX_PointF pt3(crBBox.right, crBBox.bottom + fHeight / 2);
164   CFX_PointF pt4(crBBox.left + fWidth / 2, crBBox.bottom);
165 
166   csAP << pt1.x << " " << pt1.y << " m\n";
167   csAP << pt2.x << " " << pt2.y << " l\n";
168   csAP << pt3.x << " " << pt3.y << " l\n";
169   csAP << pt4.x << " " << pt4.y << " l\n";
170   csAP << pt1.x << " " << pt1.y << " l\n";
171 
172   return csAP.MakeString();
173 }
174 
GetAP_Square(const CFX_FloatRect & crBBox)175 CFX_ByteString CPWL_Utils::GetAP_Square(const CFX_FloatRect& crBBox) {
176   CFX_ByteTextBuf csAP;
177 
178   csAP << crBBox.left << " " << crBBox.top << " m\n";
179   csAP << crBBox.right << " " << crBBox.top << " l\n";
180   csAP << crBBox.right << " " << crBBox.bottom << " l\n";
181   csAP << crBBox.left << " " << crBBox.bottom << " l\n";
182   csAP << crBBox.left << " " << crBBox.top << " l\n";
183 
184   return csAP.MakeString();
185 }
186 
GetAP_Star(const CFX_FloatRect & crBBox)187 CFX_ByteString CPWL_Utils::GetAP_Star(const CFX_FloatRect& crBBox) {
188   CFX_ByteTextBuf csAP;
189 
190   FX_FLOAT fRadius =
191       (crBBox.top - crBBox.bottom) / (1 + (FX_FLOAT)cos(FX_PI / 5.0f));
192   CFX_PointF ptCenter = CFX_PointF((crBBox.left + crBBox.right) / 2.0f,
193                                    (crBBox.top + crBBox.bottom) / 2.0f);
194 
195   FX_FLOAT px[5], py[5];
196 
197   FX_FLOAT fAngel = FX_PI / 10.0f;
198 
199   for (int32_t i = 0; i < 5; i++) {
200     px[i] = ptCenter.x + fRadius * (FX_FLOAT)cos(fAngel);
201     py[i] = ptCenter.y + fRadius * (FX_FLOAT)sin(fAngel);
202 
203     fAngel += FX_PI * 2 / 5.0f;
204   }
205 
206   csAP << px[0] << " " << py[0] << " m\n";
207 
208   int32_t nNext = 0;
209   for (int32_t j = 0; j < 5; j++) {
210     nNext += 2;
211     if (nNext >= 5)
212       nNext -= 5;
213     csAP << px[nNext] << " " << py[nNext] << " l\n";
214   }
215 
216   return csAP.MakeString();
217 }
218 
GetAP_HalfCircle(const CFX_FloatRect & crBBox,FX_FLOAT fRotate)219 CFX_ByteString CPWL_Utils::GetAP_HalfCircle(const CFX_FloatRect& crBBox,
220                                             FX_FLOAT fRotate) {
221   CFX_ByteTextBuf csAP;
222 
223   FX_FLOAT fWidth = crBBox.right - crBBox.left;
224   FX_FLOAT fHeight = crBBox.top - crBBox.bottom;
225 
226   CFX_PointF pt1(-fWidth / 2, 0);
227   CFX_PointF pt2(0, fHeight / 2);
228   CFX_PointF pt3(fWidth / 2, 0);
229 
230   FX_FLOAT px, py;
231 
232   csAP << cos(fRotate) << " " << sin(fRotate) << " " << -sin(fRotate) << " "
233        << cos(fRotate) << " " << crBBox.left + fWidth / 2 << " "
234        << crBBox.bottom + fHeight / 2 << " cm\n";
235 
236   csAP << pt1.x << " " << pt1.y << " m\n";
237 
238   px = pt2.x - pt1.x;
239   py = pt2.y - pt1.y;
240 
241   csAP << pt1.x << " " << pt1.y + py * FX_BEZIER << " "
242        << pt2.x - px * FX_BEZIER << " " << pt2.y << " " << pt2.x << " " << pt2.y
243        << " c\n";
244 
245   px = pt3.x - pt2.x;
246   py = pt2.y - pt3.y;
247 
248   csAP << pt2.x + px * FX_BEZIER << " " << pt2.y << " " << pt3.x << " "
249        << pt3.y + py * FX_BEZIER << " " << pt3.x << " " << pt3.y << " c\n";
250 
251   return csAP.MakeString();
252 }
253 
InflateRect(const CFX_FloatRect & rcRect,FX_FLOAT fSize)254 CFX_FloatRect CPWL_Utils::InflateRect(const CFX_FloatRect& rcRect,
255                                       FX_FLOAT fSize) {
256   if (rcRect.IsEmpty())
257     return rcRect;
258 
259   CFX_FloatRect rcNew(rcRect.left - fSize, rcRect.bottom - fSize,
260                       rcRect.right + fSize, rcRect.top + fSize);
261   rcNew.Normalize();
262   return rcNew;
263 }
264 
DeflateRect(const CFX_FloatRect & rcRect,FX_FLOAT fSize)265 CFX_FloatRect CPWL_Utils::DeflateRect(const CFX_FloatRect& rcRect,
266                                       FX_FLOAT fSize) {
267   if (rcRect.IsEmpty())
268     return rcRect;
269 
270   CFX_FloatRect rcNew(rcRect.left + fSize, rcRect.bottom + fSize,
271                       rcRect.right - fSize, rcRect.top - fSize);
272   rcNew.Normalize();
273   return rcNew;
274 }
275 
ScaleRect(const CFX_FloatRect & rcRect,FX_FLOAT fScale)276 CFX_FloatRect CPWL_Utils::ScaleRect(const CFX_FloatRect& rcRect,
277                                     FX_FLOAT fScale) {
278   FX_FLOAT fHalfWidth = (rcRect.right - rcRect.left) / 2.0f;
279   FX_FLOAT fHalfHeight = (rcRect.top - rcRect.bottom) / 2.0f;
280 
281   CFX_PointF ptCenter = CFX_PointF((rcRect.left + rcRect.right) / 2,
282                                    (rcRect.top + rcRect.bottom) / 2);
283 
284   return CFX_FloatRect(
285       ptCenter.x - fHalfWidth * fScale, ptCenter.y - fHalfHeight * fScale,
286       ptCenter.x + fHalfWidth * fScale, ptCenter.y + fHalfHeight * fScale);
287 }
288 
GetRectFillAppStream(const CFX_FloatRect & rect,const CPWL_Color & color)289 CFX_ByteString CPWL_Utils::GetRectFillAppStream(const CFX_FloatRect& rect,
290                                                 const CPWL_Color& color) {
291   CFX_ByteTextBuf sAppStream;
292   CFX_ByteString sColor = GetColorAppStream(color, true);
293   if (sColor.GetLength() > 0) {
294     sAppStream << "q\n" << sColor;
295     sAppStream << rect.left << " " << rect.bottom << " "
296                << rect.right - rect.left << " " << rect.top - rect.bottom
297                << " re f\nQ\n";
298   }
299 
300   return sAppStream.MakeString();
301 }
302 
GetCircleFillAppStream(const CFX_FloatRect & rect,const CPWL_Color & color)303 CFX_ByteString CPWL_Utils::GetCircleFillAppStream(const CFX_FloatRect& rect,
304                                                   const CPWL_Color& color) {
305   CFX_ByteTextBuf sAppStream;
306   CFX_ByteString sColor = GetColorAppStream(color, true);
307   if (sColor.GetLength() > 0) {
308     sAppStream << "q\n" << sColor << CPWL_Utils::GetAP_Circle(rect) << "f\nQ\n";
309   }
310   return sAppStream.MakeString();
311 }
312 
GetCenterSquare(const CFX_FloatRect & rect)313 CFX_FloatRect CPWL_Utils::GetCenterSquare(const CFX_FloatRect& rect) {
314   FX_FLOAT fWidth = rect.right - rect.left;
315   FX_FLOAT fHeight = rect.top - rect.bottom;
316 
317   FX_FLOAT fCenterX = (rect.left + rect.right) / 2.0f;
318   FX_FLOAT fCenterY = (rect.top + rect.bottom) / 2.0f;
319 
320   FX_FLOAT fRadius = (fWidth > fHeight) ? fHeight / 2 : fWidth / 2;
321 
322   return CFX_FloatRect(fCenterX - fRadius, fCenterY - fRadius,
323                        fCenterX + fRadius, fCenterY + fRadius);
324 }
325 
GetEditAppStream(CFX_Edit * pEdit,const CFX_PointF & ptOffset,const CPVT_WordRange * pRange,bool bContinuous,uint16_t SubWord)326 CFX_ByteString CPWL_Utils::GetEditAppStream(CFX_Edit* pEdit,
327                                             const CFX_PointF& ptOffset,
328                                             const CPVT_WordRange* pRange,
329                                             bool bContinuous,
330                                             uint16_t SubWord) {
331   return CFX_Edit::GetEditAppearanceStream(pEdit, ptOffset, pRange, bContinuous,
332                                            SubWord);
333 }
334 
GetEditSelAppStream(CFX_Edit * pEdit,const CFX_PointF & ptOffset,const CPVT_WordRange * pRange)335 CFX_ByteString CPWL_Utils::GetEditSelAppStream(CFX_Edit* pEdit,
336                                                const CFX_PointF& ptOffset,
337                                                const CPVT_WordRange* pRange) {
338   return CFX_Edit::GetSelectAppearanceStream(pEdit, ptOffset, pRange);
339 }
340 
GetPushButtonAppStream(const CFX_FloatRect & rcBBox,IPVT_FontMap * pFontMap,CPDF_Stream * pIconStream,CPDF_IconFit & IconFit,const CFX_WideString & sLabel,const CPWL_Color & crText,FX_FLOAT fFontSize,int32_t nLayOut)341 CFX_ByteString CPWL_Utils::GetPushButtonAppStream(const CFX_FloatRect& rcBBox,
342                                                   IPVT_FontMap* pFontMap,
343                                                   CPDF_Stream* pIconStream,
344                                                   CPDF_IconFit& IconFit,
345                                                   const CFX_WideString& sLabel,
346                                                   const CPWL_Color& crText,
347                                                   FX_FLOAT fFontSize,
348                                                   int32_t nLayOut) {
349   const FX_FLOAT fAutoFontScale = 1.0f / 3.0f;
350 
351   std::unique_ptr<CFX_Edit> pEdit(new CFX_Edit);
352   pEdit->SetFontMap(pFontMap);
353   pEdit->SetAlignmentH(1, true);
354   pEdit->SetAlignmentV(1, true);
355   pEdit->SetMultiLine(false, true);
356   pEdit->SetAutoReturn(false, true);
357   if (IsFloatZero(fFontSize))
358     pEdit->SetAutoFontSize(true, true);
359   else
360     pEdit->SetFontSize(fFontSize);
361 
362   pEdit->Initialize();
363   pEdit->SetText(sLabel);
364 
365   CFX_FloatRect rcLabelContent = pEdit->GetContentRect();
366   CPWL_Icon Icon;
367   PWL_CREATEPARAM cp;
368   cp.dwFlags = PWS_VISIBLE;
369   Icon.Create(cp);
370   Icon.SetIconFit(&IconFit);
371   Icon.SetPDFStream(pIconStream);
372 
373   CFX_FloatRect rcLabel = CFX_FloatRect(0, 0, 0, 0);
374   CFX_FloatRect rcIcon = CFX_FloatRect(0, 0, 0, 0);
375   FX_FLOAT fWidth = 0.0f;
376   FX_FLOAT fHeight = 0.0f;
377 
378   switch (nLayOut) {
379     case PPBL_LABEL:
380       rcLabel = rcBBox;
381       rcIcon = CFX_FloatRect(0, 0, 0, 0);
382       break;
383     case PPBL_ICON:
384       rcIcon = rcBBox;
385       rcLabel = CFX_FloatRect(0, 0, 0, 0);
386       break;
387     case PPBL_ICONTOPLABELBOTTOM:
388 
389       if (pIconStream) {
390         if (IsFloatZero(fFontSize)) {
391           fHeight = rcBBox.top - rcBBox.bottom;
392           rcLabel = CFX_FloatRect(rcBBox.left, rcBBox.bottom, rcBBox.right,
393                                   rcBBox.bottom + fHeight * fAutoFontScale);
394           rcIcon =
395               CFX_FloatRect(rcBBox.left, rcLabel.top, rcBBox.right, rcBBox.top);
396         } else {
397           fHeight = rcLabelContent.Height();
398 
399           if (rcBBox.bottom + fHeight > rcBBox.top) {
400             rcIcon = CFX_FloatRect(0, 0, 0, 0);
401             rcLabel = rcBBox;
402           } else {
403             rcLabel = CFX_FloatRect(rcBBox.left, rcBBox.bottom, rcBBox.right,
404                                     rcBBox.bottom + fHeight);
405             rcIcon = CFX_FloatRect(rcBBox.left, rcLabel.top, rcBBox.right,
406                                    rcBBox.top);
407           }
408         }
409       } else {
410         rcLabel = rcBBox;
411         rcIcon = CFX_FloatRect(0, 0, 0, 0);
412       }
413 
414       break;
415     case PPBL_LABELTOPICONBOTTOM:
416 
417       if (pIconStream) {
418         if (IsFloatZero(fFontSize)) {
419           fHeight = rcBBox.top - rcBBox.bottom;
420           rcLabel =
421               CFX_FloatRect(rcBBox.left, rcBBox.top - fHeight * fAutoFontScale,
422                             rcBBox.right, rcBBox.top);
423           rcIcon = CFX_FloatRect(rcBBox.left, rcBBox.bottom, rcBBox.right,
424                                  rcLabel.bottom);
425         } else {
426           fHeight = rcLabelContent.Height();
427 
428           if (rcBBox.bottom + fHeight > rcBBox.top) {
429             rcIcon = CFX_FloatRect(0, 0, 0, 0);
430             rcLabel = rcBBox;
431           } else {
432             rcLabel = CFX_FloatRect(rcBBox.left, rcBBox.top - fHeight,
433                                     rcBBox.right, rcBBox.top);
434             rcIcon = CFX_FloatRect(rcBBox.left, rcBBox.bottom, rcBBox.right,
435                                    rcLabel.bottom);
436           }
437         }
438       } else {
439         rcLabel = rcBBox;
440         rcIcon = CFX_FloatRect(0, 0, 0, 0);
441       }
442 
443       break;
444     case PPBL_ICONLEFTLABELRIGHT:
445 
446       if (pIconStream) {
447         if (IsFloatZero(fFontSize)) {
448           fWidth = rcBBox.right - rcBBox.left;
449           rcLabel = CFX_FloatRect(rcBBox.right - fWidth * fAutoFontScale,
450                                   rcBBox.bottom, rcBBox.right, rcBBox.top);
451           rcIcon = CFX_FloatRect(rcBBox.left, rcBBox.bottom, rcLabel.left,
452                                  rcBBox.top);
453 
454           if (rcLabelContent.Width() < fWidth * fAutoFontScale) {
455           } else {
456             if (rcLabelContent.Width() < fWidth) {
457               rcLabel = CFX_FloatRect(rcBBox.right - rcLabelContent.Width(),
458                                       rcBBox.bottom, rcBBox.right, rcBBox.top);
459               rcIcon = CFX_FloatRect(rcBBox.left, rcBBox.bottom, rcLabel.left,
460                                      rcBBox.top);
461             } else {
462               rcLabel = rcBBox;
463               rcIcon = CFX_FloatRect(0, 0, 0, 0);
464             }
465           }
466         } else {
467           fWidth = rcLabelContent.Width();
468 
469           if (rcBBox.left + fWidth > rcBBox.right) {
470             rcLabel = rcBBox;
471             rcIcon = CFX_FloatRect(0, 0, 0, 0);
472           } else {
473             rcLabel = CFX_FloatRect(rcBBox.right - fWidth, rcBBox.bottom,
474                                     rcBBox.right, rcBBox.top);
475             rcIcon = CFX_FloatRect(rcBBox.left, rcBBox.bottom, rcLabel.left,
476                                    rcBBox.top);
477           }
478         }
479       } else {
480         rcLabel = rcBBox;
481         rcIcon = CFX_FloatRect(0, 0, 0, 0);
482       }
483 
484       break;
485     case PPBL_LABELLEFTICONRIGHT:
486 
487       if (pIconStream) {
488         if (IsFloatZero(fFontSize)) {
489           fWidth = rcBBox.right - rcBBox.left;
490           rcLabel =
491               CFX_FloatRect(rcBBox.left, rcBBox.bottom,
492                             rcBBox.left + fWidth * fAutoFontScale, rcBBox.top);
493           rcIcon = CFX_FloatRect(rcLabel.right, rcBBox.bottom, rcBBox.right,
494                                  rcBBox.top);
495 
496           if (rcLabelContent.Width() < fWidth * fAutoFontScale) {
497           } else {
498             if (rcLabelContent.Width() < fWidth) {
499               rcLabel = CFX_FloatRect(rcBBox.left, rcBBox.bottom,
500                                       rcBBox.left + rcLabelContent.Width(),
501                                       rcBBox.top);
502               rcIcon = CFX_FloatRect(rcLabel.right, rcBBox.bottom, rcBBox.right,
503                                      rcBBox.top);
504             } else {
505               rcLabel = rcBBox;
506               rcIcon = CFX_FloatRect(0, 0, 0, 0);
507             }
508           }
509         } else {
510           fWidth = rcLabelContent.Width();
511 
512           if (rcBBox.left + fWidth > rcBBox.right) {
513             rcLabel = rcBBox;
514             rcIcon = CFX_FloatRect(0, 0, 0, 0);
515           } else {
516             rcLabel = CFX_FloatRect(rcBBox.left, rcBBox.bottom,
517                                     rcBBox.left + fWidth, rcBBox.top);
518             rcIcon = CFX_FloatRect(rcLabel.right, rcBBox.bottom, rcBBox.right,
519                                    rcBBox.top);
520           }
521         }
522       } else {
523         rcLabel = rcBBox;
524         rcIcon = CFX_FloatRect(0, 0, 0, 0);
525       }
526 
527       break;
528     case PPBL_LABELOVERICON:
529       rcLabel = rcBBox;
530       rcIcon = rcBBox;
531       break;
532   }
533 
534   CFX_ByteTextBuf sAppStream, sTemp;
535 
536   if (!rcIcon.IsEmpty()) {
537     Icon.Move(rcIcon, false, false);
538     sTemp << Icon.GetImageAppStream();
539   }
540 
541   Icon.Destroy();
542 
543   if (!rcLabel.IsEmpty()) {
544     pEdit->SetPlateRect(rcLabel);
545     CFX_ByteString sEdit =
546         CPWL_Utils::GetEditAppStream(pEdit.get(), CFX_PointF(0.0f, 0.0f));
547     if (sEdit.GetLength() > 0) {
548       sTemp << "BT\n"
549             << CPWL_Utils::GetColorAppStream(crText) << sEdit << "ET\n";
550     }
551   }
552 
553   if (sTemp.GetSize() > 0) {
554     sAppStream << "q\n"
555                << rcBBox.left << " " << rcBBox.bottom << " "
556                << rcBBox.right - rcBBox.left << " "
557                << rcBBox.top - rcBBox.bottom << " re W n\n";
558     sAppStream << sTemp << "Q\n";
559   }
560   return sAppStream.MakeString();
561 }
562 
GetColorAppStream(const CPWL_Color & color,const bool & bFillOrStroke)563 CFX_ByteString CPWL_Utils::GetColorAppStream(const CPWL_Color& color,
564                                              const bool& bFillOrStroke) {
565   CFX_ByteTextBuf sColorStream;
566 
567   switch (color.nColorType) {
568     case COLORTYPE_RGB:
569       sColorStream << color.fColor1 << " " << color.fColor2 << " "
570                    << color.fColor3 << " " << (bFillOrStroke ? "rg" : "RG")
571                    << "\n";
572       break;
573     case COLORTYPE_GRAY:
574       sColorStream << color.fColor1 << " " << (bFillOrStroke ? "g" : "G")
575                    << "\n";
576       break;
577     case COLORTYPE_CMYK:
578       sColorStream << color.fColor1 << " " << color.fColor2 << " "
579                    << color.fColor3 << " " << color.fColor4 << " "
580                    << (bFillOrStroke ? "k" : "K") << "\n";
581       break;
582   }
583 
584   return sColorStream.MakeString();
585 }
586 
GetBorderAppStream(const CFX_FloatRect & rect,FX_FLOAT fWidth,const CPWL_Color & color,const CPWL_Color & crLeftTop,const CPWL_Color & crRightBottom,BorderStyle nStyle,const CPWL_Dash & dash)587 CFX_ByteString CPWL_Utils::GetBorderAppStream(const CFX_FloatRect& rect,
588                                               FX_FLOAT fWidth,
589                                               const CPWL_Color& color,
590                                               const CPWL_Color& crLeftTop,
591                                               const CPWL_Color& crRightBottom,
592                                               BorderStyle nStyle,
593                                               const CPWL_Dash& dash) {
594   CFX_ByteTextBuf sAppStream;
595   CFX_ByteString sColor;
596 
597   FX_FLOAT fLeft = rect.left;
598   FX_FLOAT fRight = rect.right;
599   FX_FLOAT fTop = rect.top;
600   FX_FLOAT fBottom = rect.bottom;
601 
602   if (fWidth > 0.0f) {
603     FX_FLOAT fHalfWidth = fWidth / 2.0f;
604 
605     sAppStream << "q\n";
606 
607     switch (nStyle) {
608       default:
609       case BorderStyle::SOLID:
610         sColor = CPWL_Utils::GetColorAppStream(color, true);
611         if (sColor.GetLength() > 0) {
612           sAppStream << sColor;
613           sAppStream << fLeft << " " << fBottom << " " << fRight - fLeft << " "
614                      << fTop - fBottom << " re\n";
615           sAppStream << fLeft + fWidth << " " << fBottom + fWidth << " "
616                      << fRight - fLeft - fWidth * 2 << " "
617                      << fTop - fBottom - fWidth * 2 << " re\n";
618           sAppStream << "f*\n";
619         }
620         break;
621       case BorderStyle::DASH:
622         sColor = CPWL_Utils::GetColorAppStream(color, false);
623         if (sColor.GetLength() > 0) {
624           sAppStream << sColor;
625           sAppStream << fWidth << " w"
626                      << " [" << dash.nDash << " " << dash.nGap << "] "
627                      << dash.nPhase << " d\n";
628           sAppStream << fLeft + fWidth / 2 << " " << fBottom + fWidth / 2
629                      << " m\n";
630           sAppStream << fLeft + fWidth / 2 << " " << fTop - fWidth / 2
631                      << " l\n";
632           sAppStream << fRight - fWidth / 2 << " " << fTop - fWidth / 2
633                      << " l\n";
634           sAppStream << fRight - fWidth / 2 << " " << fBottom + fWidth / 2
635                      << " l\n";
636           sAppStream << fLeft + fWidth / 2 << " " << fBottom + fWidth / 2
637                      << " l S\n";
638         }
639         break;
640       case BorderStyle::BEVELED:
641       case BorderStyle::INSET:
642         sColor = CPWL_Utils::GetColorAppStream(crLeftTop, true);
643         if (sColor.GetLength() > 0) {
644           sAppStream << sColor;
645           sAppStream << fLeft + fHalfWidth << " " << fBottom + fHalfWidth
646                      << " m\n";
647           sAppStream << fLeft + fHalfWidth << " " << fTop - fHalfWidth
648                      << " l\n";
649           sAppStream << fRight - fHalfWidth << " " << fTop - fHalfWidth
650                      << " l\n";
651           sAppStream << fRight - fHalfWidth * 2 << " " << fTop - fHalfWidth * 2
652                      << " l\n";
653           sAppStream << fLeft + fHalfWidth * 2 << " " << fTop - fHalfWidth * 2
654                      << " l\n";
655           sAppStream << fLeft + fHalfWidth * 2 << " "
656                      << fBottom + fHalfWidth * 2 << " l f\n";
657         }
658 
659         sColor = CPWL_Utils::GetColorAppStream(crRightBottom, true);
660         if (sColor.GetLength() > 0) {
661           sAppStream << sColor;
662           sAppStream << fRight - fHalfWidth << " " << fTop - fHalfWidth
663                      << " m\n";
664           sAppStream << fRight - fHalfWidth << " " << fBottom + fHalfWidth
665                      << " l\n";
666           sAppStream << fLeft + fHalfWidth << " " << fBottom + fHalfWidth
667                      << " l\n";
668           sAppStream << fLeft + fHalfWidth * 2 << " "
669                      << fBottom + fHalfWidth * 2 << " l\n";
670           sAppStream << fRight - fHalfWidth * 2 << " "
671                      << fBottom + fHalfWidth * 2 << " l\n";
672           sAppStream << fRight - fHalfWidth * 2 << " " << fTop - fHalfWidth * 2
673                      << " l f\n";
674         }
675 
676         sColor = CPWL_Utils::GetColorAppStream(color, true);
677         if (sColor.GetLength() > 0) {
678           sAppStream << sColor;
679           sAppStream << fLeft << " " << fBottom << " " << fRight - fLeft << " "
680                      << fTop - fBottom << " re\n";
681           sAppStream << fLeft + fHalfWidth << " " << fBottom + fHalfWidth << " "
682                      << fRight - fLeft - fHalfWidth * 2 << " "
683                      << fTop - fBottom - fHalfWidth * 2 << " re f*\n";
684         }
685         break;
686       case BorderStyle::UNDERLINE:
687         sColor = CPWL_Utils::GetColorAppStream(color, false);
688         if (sColor.GetLength() > 0) {
689           sAppStream << sColor;
690           sAppStream << fWidth << " w\n";
691           sAppStream << fLeft << " " << fBottom + fWidth / 2 << " m\n";
692           sAppStream << fRight << " " << fBottom + fWidth / 2 << " l S\n";
693         }
694         break;
695     }
696 
697     sAppStream << "Q\n";
698   }
699 
700   return sAppStream.MakeString();
701 }
702 
GetCircleBorderAppStream(const CFX_FloatRect & rect,FX_FLOAT fWidth,const CPWL_Color & color,const CPWL_Color & crLeftTop,const CPWL_Color & crRightBottom,BorderStyle nStyle,const CPWL_Dash & dash)703 CFX_ByteString CPWL_Utils::GetCircleBorderAppStream(
704     const CFX_FloatRect& rect,
705     FX_FLOAT fWidth,
706     const CPWL_Color& color,
707     const CPWL_Color& crLeftTop,
708     const CPWL_Color& crRightBottom,
709     BorderStyle nStyle,
710     const CPWL_Dash& dash) {
711   CFX_ByteTextBuf sAppStream;
712   CFX_ByteString sColor;
713 
714   if (fWidth > 0.0f) {
715     sAppStream << "q\n";
716 
717     switch (nStyle) {
718       default:
719       case BorderStyle::SOLID:
720       case BorderStyle::UNDERLINE: {
721         sColor = CPWL_Utils::GetColorAppStream(color, false);
722         if (sColor.GetLength() > 0) {
723           sAppStream << "q\n" << fWidth << " w\n" << sColor
724                      << CPWL_Utils::GetAP_Circle(
725                             CPWL_Utils::DeflateRect(rect, fWidth / 2.0f))
726                      << " S\nQ\n";
727         }
728       } break;
729       case BorderStyle::DASH: {
730         sColor = CPWL_Utils::GetColorAppStream(color, false);
731         if (sColor.GetLength() > 0) {
732           sAppStream << "q\n" << fWidth << " w\n"
733                      << "[" << dash.nDash << " " << dash.nGap << "] "
734                      << dash.nPhase << " d\n" << sColor
735                      << CPWL_Utils::GetAP_Circle(
736                             CPWL_Utils::DeflateRect(rect, fWidth / 2.0f))
737                      << " S\nQ\n";
738         }
739       } break;
740       case BorderStyle::BEVELED: {
741         FX_FLOAT fHalfWidth = fWidth / 2.0f;
742 
743         sColor = CPWL_Utils::GetColorAppStream(color, false);
744         if (sColor.GetLength() > 0) {
745           sAppStream << "q\n" << fHalfWidth << " w\n" << sColor
746                      << CPWL_Utils::GetAP_Circle(rect) << " S\nQ\n";
747         }
748 
749         sColor = CPWL_Utils::GetColorAppStream(crLeftTop, false);
750         if (sColor.GetLength() > 0) {
751           sAppStream << "q\n" << fHalfWidth << " w\n" << sColor
752                      << CPWL_Utils::GetAP_HalfCircle(
753                             CPWL_Utils::DeflateRect(rect, fHalfWidth * 0.75f),
754                             FX_PI / 4.0f)
755                      << " S\nQ\n";
756         }
757 
758         sColor = CPWL_Utils::GetColorAppStream(crRightBottom, false);
759         if (sColor.GetLength() > 0) {
760           sAppStream << "q\n" << fHalfWidth << " w\n" << sColor
761                      << CPWL_Utils::GetAP_HalfCircle(
762                             CPWL_Utils::DeflateRect(rect, fHalfWidth * 0.75f),
763                             FX_PI * 5 / 4.0f)
764                      << " S\nQ\n";
765         }
766       } break;
767       case BorderStyle::INSET: {
768         FX_FLOAT fHalfWidth = fWidth / 2.0f;
769 
770         sColor = CPWL_Utils::GetColorAppStream(color, false);
771         if (sColor.GetLength() > 0) {
772           sAppStream << "q\n" << fHalfWidth << " w\n" << sColor
773                      << CPWL_Utils::GetAP_Circle(rect) << " S\nQ\n";
774         }
775 
776         sColor = CPWL_Utils::GetColorAppStream(crLeftTop, false);
777         if (sColor.GetLength() > 0) {
778           sAppStream << "q\n" << fHalfWidth << " w\n" << sColor
779                      << CPWL_Utils::GetAP_HalfCircle(
780                             CPWL_Utils::DeflateRect(rect, fHalfWidth * 0.75f),
781                             FX_PI / 4.0f)
782                      << " S\nQ\n";
783         }
784 
785         sColor = CPWL_Utils::GetColorAppStream(crRightBottom, false);
786         if (sColor.GetLength() > 0) {
787           sAppStream << "q\n" << fHalfWidth << " w\n" << sColor
788                      << CPWL_Utils::GetAP_HalfCircle(
789                             CPWL_Utils::DeflateRect(rect, fHalfWidth * 0.75f),
790                             FX_PI * 5 / 4.0f)
791                      << " S\nQ\n";
792         }
793       } break;
794     }
795 
796     sAppStream << "Q\n";
797   }
798 
799   return sAppStream.MakeString();
800 }
801 
GetAppStream_Check(const CFX_FloatRect & rcBBox,const CPWL_Color & crText)802 CFX_ByteString CPWL_Utils::GetAppStream_Check(const CFX_FloatRect& rcBBox,
803                                               const CPWL_Color& crText) {
804   CFX_ByteTextBuf sAP;
805   sAP << "q\n"
806       << CPWL_Utils::GetColorAppStream(crText, true)
807       << CPWL_Utils::GetAP_Check(rcBBox) << "f\nQ\n";
808   return sAP.MakeString();
809 }
810 
GetAppStream_Circle(const CFX_FloatRect & rcBBox,const CPWL_Color & crText)811 CFX_ByteString CPWL_Utils::GetAppStream_Circle(const CFX_FloatRect& rcBBox,
812                                                const CPWL_Color& crText) {
813   CFX_ByteTextBuf sAP;
814   sAP << "q\n"
815       << CPWL_Utils::GetColorAppStream(crText, true)
816       << CPWL_Utils::GetAP_Circle(rcBBox) << "f\nQ\n";
817   return sAP.MakeString();
818 }
819 
GetAppStream_Cross(const CFX_FloatRect & rcBBox,const CPWL_Color & crText)820 CFX_ByteString CPWL_Utils::GetAppStream_Cross(const CFX_FloatRect& rcBBox,
821                                               const CPWL_Color& crText) {
822   CFX_ByteTextBuf sAP;
823   sAP << "q\n"
824       << CPWL_Utils::GetColorAppStream(crText, false)
825       << CPWL_Utils::GetAP_Cross(rcBBox) << "S\nQ\n";
826   return sAP.MakeString();
827 }
828 
GetAppStream_Diamond(const CFX_FloatRect & rcBBox,const CPWL_Color & crText)829 CFX_ByteString CPWL_Utils::GetAppStream_Diamond(const CFX_FloatRect& rcBBox,
830                                                 const CPWL_Color& crText) {
831   CFX_ByteTextBuf sAP;
832   sAP << "q\n1 w\n"
833       << CPWL_Utils::GetColorAppStream(crText, true)
834       << CPWL_Utils::GetAP_Diamond(rcBBox) << "f\nQ\n";
835   return sAP.MakeString();
836 }
837 
GetAppStream_Square(const CFX_FloatRect & rcBBox,const CPWL_Color & crText)838 CFX_ByteString CPWL_Utils::GetAppStream_Square(const CFX_FloatRect& rcBBox,
839                                                const CPWL_Color& crText) {
840   CFX_ByteTextBuf sAP;
841   sAP << "q\n"
842       << CPWL_Utils::GetColorAppStream(crText, true)
843       << CPWL_Utils::GetAP_Square(rcBBox) << "f\nQ\n";
844   return sAP.MakeString();
845 }
846 
GetAppStream_Star(const CFX_FloatRect & rcBBox,const CPWL_Color & crText)847 CFX_ByteString CPWL_Utils::GetAppStream_Star(const CFX_FloatRect& rcBBox,
848                                              const CPWL_Color& crText) {
849   CFX_ByteTextBuf sAP;
850   sAP << "q\n"
851       << CPWL_Utils::GetColorAppStream(crText, true)
852       << CPWL_Utils::GetAP_Star(rcBBox) << "f\nQ\n";
853   return sAP.MakeString();
854 }
855 
GetCheckBoxAppStream(const CFX_FloatRect & rcBBox,int32_t nStyle,const CPWL_Color & crText)856 CFX_ByteString CPWL_Utils::GetCheckBoxAppStream(const CFX_FloatRect& rcBBox,
857                                                 int32_t nStyle,
858                                                 const CPWL_Color& crText) {
859   CFX_FloatRect rcCenter = GetCenterSquare(rcBBox);
860   switch (nStyle) {
861     default:
862     case PCS_CHECK:
863       return GetAppStream_Check(rcCenter, crText);
864     case PCS_CIRCLE:
865       return GetAppStream_Circle(ScaleRect(rcCenter, 2.0f / 3.0f), crText);
866     case PCS_CROSS:
867       return GetAppStream_Cross(rcCenter, crText);
868     case PCS_DIAMOND:
869       return GetAppStream_Diamond(ScaleRect(rcCenter, 2.0f / 3.0f), crText);
870     case PCS_SQUARE:
871       return GetAppStream_Square(ScaleRect(rcCenter, 2.0f / 3.0f), crText);
872     case PCS_STAR:
873       return GetAppStream_Star(ScaleRect(rcCenter, 2.0f / 3.0f), crText);
874   }
875 }
876 
GetRadioButtonAppStream(const CFX_FloatRect & rcBBox,int32_t nStyle,const CPWL_Color & crText)877 CFX_ByteString CPWL_Utils::GetRadioButtonAppStream(const CFX_FloatRect& rcBBox,
878                                                    int32_t nStyle,
879                                                    const CPWL_Color& crText) {
880   CFX_FloatRect rcCenter = GetCenterSquare(rcBBox);
881   switch (nStyle) {
882     default:
883     case PCS_CHECK:
884       return GetAppStream_Check(rcCenter, crText);
885     case PCS_CIRCLE:
886       return GetAppStream_Circle(ScaleRect(rcCenter, 1.0f / 2.0f), crText);
887     case PCS_CROSS:
888       return GetAppStream_Cross(rcCenter, crText);
889     case PCS_DIAMOND:
890       return GetAppStream_Diamond(ScaleRect(rcCenter, 2.0f / 3.0f), crText);
891     case PCS_SQUARE:
892       return GetAppStream_Square(ScaleRect(rcCenter, 2.0f / 3.0f), crText);
893     case PCS_STAR:
894       return GetAppStream_Star(ScaleRect(rcCenter, 2.0f / 3.0f), crText);
895   }
896 }
897 
GetDropButtonAppStream(const CFX_FloatRect & rcBBox)898 CFX_ByteString CPWL_Utils::GetDropButtonAppStream(const CFX_FloatRect& rcBBox) {
899   CFX_ByteTextBuf sAppStream;
900 
901   if (!rcBBox.IsEmpty()) {
902     sAppStream << "q\n"
903                << CPWL_Utils::GetColorAppStream(
904                       CPWL_Color(COLORTYPE_RGB, 220.0f / 255.0f,
905                                  220.0f / 255.0f, 220.0f / 255.0f),
906                       true);
907     sAppStream << rcBBox.left << " " << rcBBox.bottom << " "
908                << rcBBox.right - rcBBox.left << " "
909                << rcBBox.top - rcBBox.bottom << " re f\n";
910     sAppStream << "Q\n";
911 
912     sAppStream << "q\n"
913                << CPWL_Utils::GetBorderAppStream(
914                       rcBBox, 2, CPWL_Color(COLORTYPE_GRAY, 0),
915                       CPWL_Color(COLORTYPE_GRAY, 1),
916                       CPWL_Color(COLORTYPE_GRAY, 0.5), BorderStyle::BEVELED,
917                       CPWL_Dash(3, 0, 0))
918                << "Q\n";
919 
920     CFX_PointF ptCenter = CFX_PointF((rcBBox.left + rcBBox.right) / 2,
921                                      (rcBBox.top + rcBBox.bottom) / 2);
922     if (IsFloatBigger(rcBBox.right - rcBBox.left, 6) &&
923         IsFloatBigger(rcBBox.top - rcBBox.bottom, 6)) {
924       sAppStream << "q\n"
925                  << " 0 g\n";
926       sAppStream << ptCenter.x - 3 << " " << ptCenter.y + 1.5f << " m\n";
927       sAppStream << ptCenter.x + 3 << " " << ptCenter.y + 1.5f << " l\n";
928       sAppStream << ptCenter.x << " " << ptCenter.y - 1.5f << " l\n";
929       sAppStream << ptCenter.x - 3 << " " << ptCenter.y + 1.5f << " l f\n";
930       sAppStream << "Q\n";
931     }
932   }
933 
934   return sAppStream.MakeString();
935 }
936 
DrawFillRect(CFX_RenderDevice * pDevice,CFX_Matrix * pUser2Device,const CFX_FloatRect & rect,const FX_COLORREF & color)937 void CPWL_Utils::DrawFillRect(CFX_RenderDevice* pDevice,
938                               CFX_Matrix* pUser2Device,
939                               const CFX_FloatRect& rect,
940                               const FX_COLORREF& color) {
941   CFX_PathData path;
942   CFX_FloatRect rcTemp(rect);
943   path.AppendRect(rcTemp.left, rcTemp.bottom, rcTemp.right, rcTemp.top);
944   pDevice->DrawPath(&path, pUser2Device, nullptr, color, 0, FXFILL_WINDING);
945 }
946 
DrawFillArea(CFX_RenderDevice * pDevice,CFX_Matrix * pUser2Device,const CFX_PointF * pPts,int32_t nCount,const FX_COLORREF & color)947 void CPWL_Utils::DrawFillArea(CFX_RenderDevice* pDevice,
948                               CFX_Matrix* pUser2Device,
949                               const CFX_PointF* pPts,
950                               int32_t nCount,
951                               const FX_COLORREF& color) {
952   CFX_PathData path;
953   path.AppendPoint(pPts[0], FXPT_TYPE::MoveTo, false);
954   for (int32_t i = 1; i < nCount; i++)
955     path.AppendPoint(pPts[i], FXPT_TYPE::LineTo, false);
956 
957   pDevice->DrawPath(&path, pUser2Device, nullptr, color, 0, FXFILL_ALTERNATE);
958 }
959 
DrawStrokeRect(CFX_RenderDevice * pDevice,CFX_Matrix * pUser2Device,const CFX_FloatRect & rect,const FX_COLORREF & color,FX_FLOAT fWidth)960 void CPWL_Utils::DrawStrokeRect(CFX_RenderDevice* pDevice,
961                                 CFX_Matrix* pUser2Device,
962                                 const CFX_FloatRect& rect,
963                                 const FX_COLORREF& color,
964                                 FX_FLOAT fWidth) {
965   CFX_PathData path;
966   CFX_FloatRect rcTemp(rect);
967   path.AppendRect(rcTemp.left, rcTemp.bottom, rcTemp.right, rcTemp.top);
968 
969   CFX_GraphStateData gsd;
970   gsd.m_LineWidth = fWidth;
971 
972   pDevice->DrawPath(&path, pUser2Device, &gsd, 0, color, FXFILL_ALTERNATE);
973 }
974 
DrawStrokeLine(CFX_RenderDevice * pDevice,CFX_Matrix * pUser2Device,const CFX_PointF & ptMoveTo,const CFX_PointF & ptLineTo,const FX_COLORREF & color,FX_FLOAT fWidth)975 void CPWL_Utils::DrawStrokeLine(CFX_RenderDevice* pDevice,
976                                 CFX_Matrix* pUser2Device,
977                                 const CFX_PointF& ptMoveTo,
978                                 const CFX_PointF& ptLineTo,
979                                 const FX_COLORREF& color,
980                                 FX_FLOAT fWidth) {
981   CFX_PathData path;
982   path.AppendPoint(ptMoveTo, FXPT_TYPE::MoveTo, false);
983   path.AppendPoint(ptLineTo, FXPT_TYPE::LineTo, false);
984 
985   CFX_GraphStateData gsd;
986   gsd.m_LineWidth = fWidth;
987 
988   pDevice->DrawPath(&path, pUser2Device, &gsd, 0, color, FXFILL_ALTERNATE);
989 }
990 
DrawFillRect(CFX_RenderDevice * pDevice,CFX_Matrix * pUser2Device,const CFX_FloatRect & rect,const CPWL_Color & color,int32_t nTransparency)991 void CPWL_Utils::DrawFillRect(CFX_RenderDevice* pDevice,
992                               CFX_Matrix* pUser2Device,
993                               const CFX_FloatRect& rect,
994                               const CPWL_Color& color,
995                               int32_t nTransparency) {
996   CPWL_Utils::DrawFillRect(pDevice, pUser2Device, rect,
997                            color.ToFXColor(nTransparency));
998 }
999 
DrawShadow(CFX_RenderDevice * pDevice,CFX_Matrix * pUser2Device,bool bVertical,bool bHorizontal,CFX_FloatRect rect,int32_t nTransparency,int32_t nStartGray,int32_t nEndGray)1000 void CPWL_Utils::DrawShadow(CFX_RenderDevice* pDevice,
1001                             CFX_Matrix* pUser2Device,
1002                             bool bVertical,
1003                             bool bHorizontal,
1004                             CFX_FloatRect rect,
1005                             int32_t nTransparency,
1006                             int32_t nStartGray,
1007                             int32_t nEndGray) {
1008   FX_FLOAT fStepGray = 1.0f;
1009 
1010   if (bVertical) {
1011     fStepGray = (nEndGray - nStartGray) / rect.Height();
1012 
1013     for (FX_FLOAT fy = rect.bottom + 0.5f; fy <= rect.top - 0.5f; fy += 1.0f) {
1014       int32_t nGray = nStartGray + (int32_t)(fStepGray * (fy - rect.bottom));
1015       CPWL_Utils::DrawStrokeLine(
1016           pDevice, pUser2Device, CFX_PointF(rect.left, fy),
1017           CFX_PointF(rect.right, fy),
1018           ArgbEncode(nTransparency, nGray, nGray, nGray), 1.5f);
1019     }
1020   }
1021 
1022   if (bHorizontal) {
1023     fStepGray = (nEndGray - nStartGray) / rect.Width();
1024 
1025     for (FX_FLOAT fx = rect.left + 0.5f; fx <= rect.right - 0.5f; fx += 1.0f) {
1026       int32_t nGray = nStartGray + (int32_t)(fStepGray * (fx - rect.left));
1027       CPWL_Utils::DrawStrokeLine(
1028           pDevice, pUser2Device, CFX_PointF(fx, rect.bottom),
1029           CFX_PointF(fx, rect.top),
1030           ArgbEncode(nTransparency, nGray, nGray, nGray), 1.5f);
1031     }
1032   }
1033 }
1034 
DrawBorder(CFX_RenderDevice * pDevice,CFX_Matrix * pUser2Device,const CFX_FloatRect & rect,FX_FLOAT fWidth,const CPWL_Color & color,const CPWL_Color & crLeftTop,const CPWL_Color & crRightBottom,BorderStyle nStyle,int32_t nTransparency)1035 void CPWL_Utils::DrawBorder(CFX_RenderDevice* pDevice,
1036                             CFX_Matrix* pUser2Device,
1037                             const CFX_FloatRect& rect,
1038                             FX_FLOAT fWidth,
1039                             const CPWL_Color& color,
1040                             const CPWL_Color& crLeftTop,
1041                             const CPWL_Color& crRightBottom,
1042                             BorderStyle nStyle,
1043                             int32_t nTransparency) {
1044   FX_FLOAT fLeft = rect.left;
1045   FX_FLOAT fRight = rect.right;
1046   FX_FLOAT fTop = rect.top;
1047   FX_FLOAT fBottom = rect.bottom;
1048 
1049   if (fWidth > 0.0f) {
1050     FX_FLOAT fHalfWidth = fWidth / 2.0f;
1051 
1052     switch (nStyle) {
1053       default:
1054       case BorderStyle::SOLID: {
1055         CFX_PathData path;
1056         path.AppendRect(fLeft, fBottom, fRight, fTop);
1057         path.AppendRect(fLeft + fWidth, fBottom + fWidth, fRight - fWidth,
1058                         fTop - fWidth);
1059         pDevice->DrawPath(&path, pUser2Device, nullptr,
1060                           color.ToFXColor(nTransparency), 0, FXFILL_ALTERNATE);
1061         break;
1062       }
1063       case BorderStyle::DASH: {
1064         CFX_PathData path;
1065         path.AppendPoint(
1066             CFX_PointF(fLeft + fWidth / 2.0f, fBottom + fWidth / 2.0f),
1067             FXPT_TYPE::MoveTo, false);
1068         path.AppendPoint(
1069             CFX_PointF(fLeft + fWidth / 2.0f, fTop - fWidth / 2.0f),
1070             FXPT_TYPE::LineTo, false);
1071         path.AppendPoint(
1072             CFX_PointF(fRight - fWidth / 2.0f, fTop - fWidth / 2.0f),
1073             FXPT_TYPE::LineTo, false);
1074         path.AppendPoint(
1075             CFX_PointF(fRight - fWidth / 2.0f, fBottom + fWidth / 2.0f),
1076             FXPT_TYPE::LineTo, false);
1077         path.AppendPoint(
1078             CFX_PointF(fLeft + fWidth / 2.0f, fBottom + fWidth / 2.0f),
1079             FXPT_TYPE::LineTo, false);
1080 
1081         CFX_GraphStateData gsd;
1082         gsd.SetDashCount(2);
1083         gsd.m_DashArray[0] = 3.0f;
1084         gsd.m_DashArray[1] = 3.0f;
1085         gsd.m_DashPhase = 0;
1086 
1087         gsd.m_LineWidth = fWidth;
1088         pDevice->DrawPath(&path, pUser2Device, &gsd, 0,
1089                           color.ToFXColor(nTransparency), FXFILL_WINDING);
1090         break;
1091       }
1092       case BorderStyle::BEVELED:
1093       case BorderStyle::INSET: {
1094         CFX_GraphStateData gsd;
1095         gsd.m_LineWidth = fHalfWidth;
1096 
1097         CFX_PathData pathLT;
1098 
1099         pathLT.AppendPoint(CFX_PointF(fLeft + fHalfWidth, fBottom + fHalfWidth),
1100                            FXPT_TYPE::MoveTo, false);
1101         pathLT.AppendPoint(CFX_PointF(fLeft + fHalfWidth, fTop - fHalfWidth),
1102                            FXPT_TYPE::LineTo, false);
1103         pathLT.AppendPoint(CFX_PointF(fRight - fHalfWidth, fTop - fHalfWidth),
1104                            FXPT_TYPE::LineTo, false);
1105         pathLT.AppendPoint(
1106             CFX_PointF(fRight - fHalfWidth * 2, fTop - fHalfWidth * 2),
1107             FXPT_TYPE::LineTo, false);
1108         pathLT.AppendPoint(
1109             CFX_PointF(fLeft + fHalfWidth * 2, fTop - fHalfWidth * 2),
1110             FXPT_TYPE::LineTo, false);
1111         pathLT.AppendPoint(
1112             CFX_PointF(fLeft + fHalfWidth * 2, fBottom + fHalfWidth * 2),
1113             FXPT_TYPE::LineTo, false);
1114         pathLT.AppendPoint(CFX_PointF(fLeft + fHalfWidth, fBottom + fHalfWidth),
1115                            FXPT_TYPE::LineTo, false);
1116 
1117         pDevice->DrawPath(&pathLT, pUser2Device, &gsd,
1118                           crLeftTop.ToFXColor(nTransparency), 0,
1119                           FXFILL_ALTERNATE);
1120 
1121         CFX_PathData pathRB;
1122         pathRB.AppendPoint(CFX_PointF(fRight - fHalfWidth, fTop - fHalfWidth),
1123                            FXPT_TYPE::MoveTo, false);
1124         pathRB.AppendPoint(
1125             CFX_PointF(fRight - fHalfWidth, fBottom + fHalfWidth),
1126             FXPT_TYPE::LineTo, false);
1127         pathRB.AppendPoint(CFX_PointF(fLeft + fHalfWidth, fBottom + fHalfWidth),
1128                            FXPT_TYPE::LineTo, false);
1129         pathRB.AppendPoint(
1130             CFX_PointF(fLeft + fHalfWidth * 2, fBottom + fHalfWidth * 2),
1131             FXPT_TYPE::LineTo, false);
1132         pathRB.AppendPoint(
1133             CFX_PointF(fRight - fHalfWidth * 2, fBottom + fHalfWidth * 2),
1134             FXPT_TYPE::LineTo, false);
1135         pathRB.AppendPoint(
1136             CFX_PointF(fRight - fHalfWidth * 2, fTop - fHalfWidth * 2),
1137             FXPT_TYPE::LineTo, false);
1138         pathRB.AppendPoint(CFX_PointF(fRight - fHalfWidth, fTop - fHalfWidth),
1139                            FXPT_TYPE::LineTo, false);
1140 
1141         pDevice->DrawPath(&pathRB, pUser2Device, &gsd,
1142                           crRightBottom.ToFXColor(nTransparency), 0,
1143                           FXFILL_ALTERNATE);
1144 
1145         CFX_PathData path;
1146 
1147         path.AppendRect(fLeft, fBottom, fRight, fTop);
1148         path.AppendRect(fLeft + fHalfWidth, fBottom + fHalfWidth,
1149                         fRight - fHalfWidth, fTop - fHalfWidth);
1150 
1151         pDevice->DrawPath(&path, pUser2Device, &gsd,
1152                           color.ToFXColor(nTransparency), 0, FXFILL_ALTERNATE);
1153         break;
1154       }
1155       case BorderStyle::UNDERLINE: {
1156         CFX_PathData path;
1157         path.AppendPoint(CFX_PointF(fLeft, fBottom + fWidth / 2),
1158                          FXPT_TYPE::MoveTo, false);
1159         path.AppendPoint(CFX_PointF(fRight, fBottom + fWidth / 2),
1160                          FXPT_TYPE::LineTo, false);
1161 
1162         CFX_GraphStateData gsd;
1163         gsd.m_LineWidth = fWidth;
1164 
1165         pDevice->DrawPath(&path, pUser2Device, &gsd, 0,
1166                           color.ToFXColor(nTransparency), FXFILL_ALTERNATE);
1167         break;
1168       }
1169     }
1170   }
1171 }
1172 
1173