2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
4 * Copyright 2017 Olaf Wintermann. All rights reserved.
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7 * modification, are permitted provided that the following conditions are met:
9 * 1. Redistributions of source code must retain the above copyright
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18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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26 * POSSIBILITY OF SUCH DAMAGE.
33 #include "container.h"
34 #include "../common/object.h"
36 UIWIDGET ui_drawingarea(UiObject *obj, ui_drawfunc f, void *userdata) {
37 GtkWidget *widget = gtk_drawing_area_new();
40 UiDrawEvent *event = malloc(sizeof(UiDrawEvent));
43 event->userdata = userdata;
44 ui_connect_draw_handler(widget, event);
47 UiContainer *ct = uic_get_current_container(obj);
48 ct->add(ct, widget, TRUE);
54 static gboolean widget_button_pressed(
59 UiEventData *eventdata = userdata;
62 me.x = (int)event->button.x;
63 me.y = (int)event->button.y;
66 if(event->button.type == GDK_BUTTON_PRESS) {
69 } else if(event->button.type == GDK_2BUTTON_PRESS) {
76 e.obj = eventdata->obj;
77 e.window = eventdata->obj->window;
78 e.document = eventdata->obj->ctx->document;
81 eventdata->callback(&e, eventdata->userdata);
86 void ui_drawingarea_getsize(UIWIDGET drawingarea, int *width, int *height) {
88 *width = gtk_widget_get_allocated_width(drawingarea);
89 *height = gtk_widget_get_allocated_height(drawingarea);
91 *width = drawingarea->allocation.width;
92 *height = drawingarea->allocation.height;
96 void ui_drawingarea_redraw(UIWIDGET drawingarea) {
97 gtk_widget_queue_draw(drawingarea);
100 void ui_drawingarea_mousehandler(UiObject *obj, UIWIDGET widget, ui_callback f, void *u) {
101 gtk_widget_set_events(widget, GDK_BUTTON_PRESS_MASK);
103 UiEventData *event = malloc(sizeof(UiEventData));
108 g_signal_connect(G_OBJECT(widget),
109 "button-press-event",
110 G_CALLBACK(widget_button_pressed),
119 UiTextLayout* ui_text(UiGraphics *g) {
120 UiTextLayout *layout = malloc(sizeof(UiTextLayout));
121 PangoContext *pc = ui_get_pango_context(g);
122 layout->layout = pango_layout_new(pc);
126 void ui_text_setstring(UiTextLayout *layout, char *str) {
127 pango_layout_set_text(layout->layout, str, -1);
130 void ui_text_setstringl(UiTextLayout *layout, char *str, int len) {
131 pango_layout_set_text(layout->layout, str, len);
134 void ui_text_setfont(UiTextLayout *layout, char *font, int size) {
135 PangoFontDescription *fontDesc;
136 fontDesc = pango_font_description_from_string(font);
137 pango_font_description_set_size(fontDesc, size * PANGO_SCALE);
138 pango_layout_set_font_description(layout->layout, fontDesc);
139 pango_font_description_free(fontDesc);
142 void ui_text_getsize(UiTextLayout *layout, int *width, int *height) {
143 pango_layout_get_size(layout->layout, width, height);
144 *width = *width / PANGO_SCALE;
145 *height = *height / PANGO_SCALE;
148 void ui_text_setwidth(UiTextLayout *layout, int width) {
149 pango_layout_set_width(layout->layout, width * PANGO_SCALE);
150 pango_layout_set_ellipsize(layout->layout, PANGO_ELLIPSIZE_END);
151 //pango_layout_set_wrap(layout->layout, PANGO_WRAP_WORD_CHAR);
154 void ui_text_free(UiTextLayout *text) {
155 g_object_unref(text->layout);