comparison: ui/ui/graphics.h
ui/ui/graphics.h
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| 1 /* | |
| 2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. | |
| 3 * | |
| 4 * Copyright 2017 Olaf Wintermann. All rights reserved. | |
| 5 * | |
| 6 * Redistribution and use in source and binary forms, with or without | |
| 7 * modification, are permitted provided that the following conditions are met: | |
| 8 * | |
| 9 * 1. Redistributions of source code must retain the above copyright | |
| 10 * notice, this list of conditions and the following disclaimer. | |
| 11 * | |
| 12 * 2. Redistributions in binary form must reproduce the above copyright | |
| 13 * notice, this list of conditions and the following disclaimer in the | |
| 14 * documentation and/or other materials provided with the distribution. | |
| 15 * | |
| 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | |
| 17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE | |
| 20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | |
| 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | |
| 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | |
| 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | |
| 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
| 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
| 26 * POSSIBILITY OF SUCH DAMAGE. | |
| 27 */ | |
| 28 | |
| 29 #ifndef UI_GRAPHICS_H | |
| 30 #define UI_GRAPHICS_H | |
| 31 | |
| 32 #include "toolkit.h" | |
| 33 | |
| 34 #ifdef __cplusplus | |
| 35 extern "C" { | |
| 36 #endif | |
| 37 | |
| 38 typedef struct UiGraphics UiGraphics; | |
| 39 typedef struct UiTextLayout UiTextLayout; | |
| 40 | |
| 41 typedef void(*ui_drawfunc)(UiEvent*, UiGraphics*, void*); | |
| 42 | |
| 43 struct UiGraphics { | |
| 44 int width; | |
| 45 int height; | |
| 46 }; | |
| 47 | |
| 48 UIWIDGET ui_drawingarea(UiObject *obj, ui_drawfunc f, void *userdata); | |
| 49 void ui_drawingarea_mousehandler(UiObject *obj, UIWIDGET widget, ui_callback f, void *u); | |
| 50 void ui_drawingarea_getsize(UIWIDGET drawingarea, int *width, int *height); | |
| 51 void ui_drawingarea_redraw(UIWIDGET drawingarea); | |
| 52 | |
| 53 // text layout | |
| 54 UiTextLayout* ui_text(UiGraphics *g); | |
| 55 void ui_text_free(UiTextLayout *text); | |
| 56 void ui_text_setstring(UiTextLayout *layout, char *str); | |
| 57 void ui_text_setstringl(UiTextLayout *layout, char *str, int len); | |
| 58 void ui_text_setfont(UiTextLayout *layout, char *font, int size); | |
| 59 void ui_text_getsize(UiTextLayout *layout, int *width, int *height); | |
| 60 void ui_text_setwidth(UiTextLayout *layout, int width); | |
| 61 | |
| 62 // drawing functions | |
| 63 void ui_graphics_color(UiGraphics *g, int red, int green, int blue); | |
| 64 void ui_draw_line(UiGraphics *g, int x1, int y1, int x2, int y2); | |
| 65 void ui_draw_rect(UiGraphics *g, int x, int y, int w, int h, int fill); | |
| 66 void ui_draw_text(UiGraphics *g, int x, int y, UiTextLayout *text); | |
| 67 | |
| 68 #ifdef __cplusplus | |
| 69 } | |
| 70 #endif | |
| 71 | |
| 72 #endif /* UI_GRAPHICS_H */ | |
| 73 |
