1 /*
2  * Copyright (C) 2019 Damir Porobic <damir.porobic@gmx.com>
3  *
4  * This program is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License as published by
6  * the Free Software Foundation; either version 2 of the License, or
7  * (at your option) any later version.
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program; if not, write to the Free Software
16  * Foundation, Inc., 51 Franklin Street, Fifth Floor,
17  * Boston, MA 02110-1301, USA.
18  */
19 
20 #include "SnippingAreaAdorner.h"
21 
SnippingAreaAdorner()22 SnippingAreaAdorner::SnippingAreaAdorner() :
23     mMouseIsDown(false),
24     mRulerEnabled(false),
25     mPositionAndSizeInfoEnabled(false),
26     mMagnifyingGlassEnabled(false)
27 {
28 }
29 
setRulersEnabled(bool enabled)30 void SnippingAreaAdorner::setRulersEnabled(bool enabled)
31 {
32 	mRulerEnabled = enabled;
33 }
34 
setPositionAndSizeInfoEnabled(bool enabled)35 void SnippingAreaAdorner::setPositionAndSizeInfoEnabled(bool enabled)
36 {
37 	mPositionAndSizeInfoEnabled = enabled;
38 }
39 
setMagnifyingGlassEnabled(bool enabled)40 void SnippingAreaAdorner::setMagnifyingGlassEnabled(bool enabled)
41 {
42 	mMagnifyingGlassEnabled = enabled;
43 }
44 
setIsMouseDown(bool isDown)45 void SnippingAreaAdorner::setIsMouseDown(bool isDown)
46 {
47 	mMouseIsDown = isDown;
48 }
49 
setBackgroundImage(const QPixmap * background)50 void SnippingAreaAdorner::setBackgroundImage(const QPixmap *background)
51 {
52 	mMagnifyingGlass.setBackgroundImage(background);
53 }
54 
update(const QPoint & mousePosition,const QRect & screenRect,const QRect & captureRect)55 void SnippingAreaAdorner::update(const QPoint &mousePosition, const QRect &screenRect, const QRect &captureRect)
56 {
57 	if (mRulerEnabled && !mMouseIsDown) {
58 		mRulers.update(mousePosition, screenRect);
59 	}
60 
61 	if (mPositionAndSizeInfoEnabled) {
62 		if (mMouseIsDown) {
63 			mSizeInfo.update(captureRect);
64 		} else {
65 			mPositionInfo.update(mousePosition);
66 		}
67 	}
68 
69 	if (mMagnifyingGlassEnabled) {
70 		mMagnifyingGlass.update(mousePosition, screenRect);
71 	}
72 }
73 
paint(QPainter * painter,const QColor & adornerColor,const QColor & cursorColor)74 void SnippingAreaAdorner::paint(QPainter *painter, const QColor &adornerColor, const QColor &cursorColor)
75 {
76 	if (mRulerEnabled && !mMouseIsDown) {
77 	    mRulers.paint(painter, adornerColor);
78 	}
79 
80 	if (mPositionAndSizeInfoEnabled) {
81 		if (mMouseIsDown) {
82 			mSizeInfo.paint(painter, adornerColor);
83 		} else {
84 			mPositionInfo.paint(painter, adornerColor);
85 		}
86 	}
87 
88 	if (mMagnifyingGlassEnabled) {
89 		mMagnifyingGlass.paint(painter, cursorColor);
90 	}
91 }
92