ui/ui/graphics.h

changeset 95
29f5cd5f5367
child 96
93785a7bda56
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ui/ui/graphics.h	Sun Nov 29 17:22:15 2015 +0100
@@ -0,0 +1,71 @@
+/*
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
+ *
+ * Copyright 2015 Olaf Wintermann. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *   1. Redistributions of source code must retain the above copyright
+ *      notice, this list of conditions and the following disclaimer.
+ *
+ *   2. Redistributions in binary form must reproduce the above copyright
+ *      notice, this list of conditions and the following disclaimer in the
+ *      documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef GRAPHICS_H
+#define	GRAPHICS_H
+
+#include "toolkit.h"
+
+#ifdef	__cplusplus
+extern "C" {
+#endif
+
+typedef struct UiGraphics      UiGraphics;
+typedef struct UiTextLayout    UiTextLayout;
+
+typedef void(*ui_drawfunc)(UiEvent*, UiGraphics*, void*);
+
+struct UiGraphics {
+    int width;
+    int height;
+};
+
+UIWIDGET ui_drawingarea(UiObject *obj, ui_drawfunc f, void *userdata);
+void ui_drawingarea_getsize(UIWIDGET drawingarea, int *width, int *height);
+void ui_drawingarea_redraw(UIWIDGET drawingarea);
+
+// text layout
+UiTextLayout* ui_text(UiGraphics *g);
+void ui_text_free(UiTextLayout *text);
+void ui_text_setstring(UiTextLayout *layout, char *str);
+void ui_text_setstringl(UiTextLayout *layout, char *str, int len);
+void ui_text_setfont(UiTextLayout *layout, char *font, int size);
+void ui_text_getsize(UiTextLayout *layout, int *width, int *height);
+void ui_text_setwidth(UiTextLayout *layout, int width);
+
+// drawing functions
+void ui_graphics_color(UiGraphics *g, int red, int green, int blue);
+void ui_draw_rect(UiGraphics *g, int x, int y, int w, int h, int fill);
+void ui_draw_text(UiGraphics *g, int x, int y, UiTextLayout *text);
+
+#ifdef	__cplusplus
+}
+#endif
+
+#endif	/* GRAPHICS_H */
+

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