1 /* vim:expandtab:ts=2 sw=2:
2 */
3 /*  Grafx2 - The Ultimate 256-color bitmap paint program
4 
5 	Copyright owned by various GrafX2 authors, see COPYRIGHT.txt for details.
6 
7     Grafx2 is free software; you can redistribute it and/or
8     modify it under the terms of the GNU General Public License
9     as published by the Free Software Foundation; version 2
10     of the License.
11 
12     Grafx2 is distributed in the hope that it will be useful,
13     but WITHOUT ANY WARRANTY; without even the implied warranty of
14     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15     GNU General Public License for more details.
16 
17     You should have received a copy of the GNU General Public License
18     along with Grafx2; if not, see <http://www.gnu.org/licenses/>
19 */
20 
21 //////////////////////////////////////////////////////////////////////////////
22 ///@file windows.h
23 /// Graphical interface management functions (windows, menu, cursor)
24 //////////////////////////////////////////////////////////////////////////////
25 
26 #ifndef __WINDOWS_H_
27 #define __WINDOWS_H_
28 
29 #include "struct.h"
30 
31 #define ToWinX(x) (((x)*Menu_factor_X)+Window_pos_X)
32 #define ToWinY(y) (((y)*Menu_factor_Y)+Window_pos_Y)
33 #define ToWinL(l) ((l)*Menu_factor_X)
34 #define ToWinH(h) ((h)*Menu_factor_Y)
35 
36 #define Update_window_area(x,y,w,h) Update_rect(Window_pos_X+(x)*Menu_factor_X,Window_pos_Y+(y)*Menu_factor_Y,(w)*Menu_factor_X,(h)*Menu_factor_Y);
37 
38 void Display_cursor(void);
39 void Hide_cursor(void);
40 
41 void Remap_screen_after_menu_colors_change(void);
42 void Compute_optimal_menu_colors(const T_Components * palette);
43 
44 void Position_screen_according_to_zoom(void);
45 void Compute_separator_data(void);
46 void Compute_magnifier_data(void);
47 void Clip_magnifier_offsets(short *x_offset, short *y_offset);
48 void Compute_limits(void);
49 void Compute_paintbrush_coordinates(void);
50 
51 void Pixel_in_menu(word bar, word x, word y, byte color);
52 void Pixel_in_menu_and_skin(word bar, word x, word y, byte color);
53 void Pixel_in_window(word x,word y,byte color);
54 void Set_fore_color(byte color);
55 void Set_back_color(byte color);
56 void Frame_menu_color(byte id);
57 void Display_menu_palette(void);
58 void Display_menu(void);
59 void Display_layerbar(void);
60 void Reposition_palette(void);
61 void Change_palette_cells(void);
62 int Pick_color_in_palette(void);
63 word Palette_cells_X(void);
64 word Palette_cells_Y(void);
65 
66 void Print_general(short x,short y,const char * str,byte text_color,byte background_color);
67 void Print_general_unicode(short x,short y,const word * str,byte text_color,byte background_color);
68 void Print_in_window_underscore(short x,short y,const char * str,byte text_color,byte background_color, byte undersc_letter);
69 void Print_in_window(short x,short y,const char * str,byte text_color,byte background_color);
70 void Print_in_window_unicode(short x,short y,const word * str,byte text_color,byte background_color);
71 void Print_in_window_limited(short x,short y,const char * str,byte size,byte text_color,byte background_color);
72 void Print_in_window_limited_unicode(short x, short y, const word * str, byte size, byte text_color, byte background_color);
73 void Print_char_in_window(short x_pos,short y_pos, unsigned int c,byte text_color,byte background_color);
74 void Print_in_menu(const char * str, short position);
75 void Print_coordinates(void);
76 void Print_filename(void);
77 void Print_counter(short x,short y,const char * str,byte text_color,byte background_color);
78 
79 /** @defgroup dialog Dialog windows
80  * Popups that show or ask an information to the user
81  * @{ */
82 byte Confirmation_box(const char * message);
83 void Warning_message(const char * message);
84 void Warning_with_format(const char * message, ...);
85 void Verbose_message(const char * caption, const char * message);
86 int Requester_window(const char* message, int initial_value);
87 typedef struct {
88   int value;          ///< integer value
89   const char * label; ///< label for dropdown
90   const char * hint;  ///< optional help text
91 } T_MultipleChoice;
92 int Dialog_multiple_choice(const char * title, const T_MultipleChoice * choices, int initial_choice);
93 /** @} */
94 
95 void Display_image_limits(void);
96 void Display_all_screen(void);
97 void Window_rectangle(word x_pos,word y_pos,word width,word height,byte color);
98 void Window_display_frame_generic(word x_pos,word y_pos,word width,word height,
99                                     byte color_tl,byte color_br,byte color_s,byte color_tlc,byte color_brc);
100 void Window_display_frame_mono(word x_pos,word y_pos,word width,word height,byte color);
101 void Window_display_frame_in(word x_pos,word y_pos,word width,word height);
102 void Window_display_frame_out(word x_pos,word y_pos,word width,word height);
103 void Window_display_frame(word x_pos,word y_pos,word width,word height);
104 
105 void Display_sprite_in_menu(int btn_number,char sprite_number);
106 void Display_paintbrush_in_menu(void);
107 void Display_paintbrush_in_window(word x,word y,int number);
108 
109 void Draw_thingumajig(word x,word y, byte color, short direction);
110 void Display_grad_block_in_window(word x_pos,word y_pos,word width,word height,word block_start,word block_end);
111 void Window_display_icon_sprite(word x_pos,word y_pos,byte type);
112 
113 byte Best_color(byte red,byte green,byte blue);
114 byte Best_color_nonexcluded(byte red,byte green,byte blue);
115 byte Best_color_range(byte red,byte green,byte blue,byte max);
116 byte Best_color_perceptual(byte r,byte g,byte b);
117 byte Best_color_perceptual_except(byte r,byte g,byte b, byte except);
118 
119 void Horizontal_XOR_line_zoom(short x_pos, short y_pos, short width);
120 void Vertical_XOR_line_zoom(short x_pos, short y_pos, short height);
121 
122 void Change_magnifier_factor(byte factor_index, byte point_at_mouse);
123 
124 /// Width of one layer button, in pixels before scaling
125 extern word Layer_button_width;
126 
127 /// Copy viewport settings and offsets from the Main to the Spare.
128 void Copy_view_to_spare(void);
129 
130 /// Definition of a toolbar button
131 typedef struct
132 {
133   // Button aspect
134   word            X_offset;         ///< Position relative to menu's left
135   word            Y_offset;         ///< Position relative to menu's top
136   word            Width;            ///< Button's active width
137   word            Height;           ///< Button's active heigth
138   byte            Pressed;          ///< Button is currently pressed
139   byte            Shape;            ///< Shape, listed in enum ::BUTTON_SHAPES
140   signed char     Icon;             ///< Which icon to display: Either the one from the toolbar (-1) or one of ::MENU_SPRITE
141 
142   // Triggers on mouse/keyboard
143   Func_btn_action Left_action;      ///< Action triggered by a left mouseclick on the button
144   Func_btn_action Right_action;     ///< Action triggered by a right mouseclick on the button
145   word            Left_shortcut[2]; ///< Keyboard shortcut for a left mouseclick
146   word            Right_shortcut[2];///< Keyboard shortcut for a right mouseclick
147   byte            Left_instant;     ///< Will not wait for mouse release before triggering action
148   byte            Right_instant;    ///< Will not wait for mouse release before triggering action
149   const char *    Tooltip;          ///< Text in status bar when button is hovered
150 
151   // Data used when the button is unselected
152   Func_btn_action Unselect_action;  ///< Action triggered by unselecting the button
153   byte            Family;           ///< enum ::FAMILY_OF_BUTTONS.
154 
155 } T_Toolbar_button;
156 
157 extern T_Toolbar_button Buttons_Pool[NB_BUTTONS];
158 
159 // A menubar.
160 typedef struct {
161   word Width;
162   word Height;
163   byte Visible;
164   word Top; ///< Relative to the top line of the menu, hidden bars don't count.
165   byte* Skin[3]; ///< [0] has normal buttons, [1] has selected buttons, [2] is current.
166   word Skin_width;
167   byte Last_button_index;
168 } T_Menu_Bar;
169 
170 enum {
171   MENUBAR_STATUS = 0, // MUST be 0
172   MENUBAR_ANIMATION,
173   MENUBAR_LAYERS,
174   MENUBAR_TOOLS,
175   MENUBAR_COUNT
176 };
177 
178 extern T_Menu_Bar Menu_bars[MENUBAR_COUNT];
179 
180 #endif
181