archive/guilib/textarea_gtk.c

/*
 *  textarea_gtk.c -- text area, GTK
 */

#include "gui.h"


/*
 *  gui_ta_text_width -- return width of text in specified style
 */

unsigned long gui_ta_text_width(struct gui_ta *doc, const wchar_t *text,
      unsigned long s)
{
  struct gui_ta_style *style;
  int width;

  style = (*doc->style)[s];

  width = gdk_text_width_wc(style->handle, text, wcslen(text));

  return width * 2;
}


/*
 *  gui_ta_render_text -- render a word to the window
 */

void gui_ta_render_text(struct gui_ta *doc, wchar_t *text, unsigned long s,
      unsigned long x, unsigned long y, unsigned long box_x0,
      unsigned long box_y0, unsigned long box_x1, unsigned long box_y1,
      bool sel)
{
  struct gui_ta_style *style;
  GdkGC *gc;
  GdkColor fg, bg;

  style = (*doc->style)[s];

  BGR_TO_GDK(sel ? style->bcolour : style->fcolour, fg);
  BGR_TO_GDK(sel ? style->fcolour : style->bcolour, bg);

  gc = gdk_gc_new(gui_redraw_widget->window);

  gdk_colormap_alloc_color(gdk_window_get_colormap(gui_redraw_widget->window), &bg, FALSE, TRUE);
//  gdk_gc_set_foreground(gui_redraw_widget->style->fg_gc[gui_redraw_widget->state], &bg);
  gdk_gc_set_foreground(gc, &bg);
  gdk_draw_rectangle(gui_redraw_widget->window, gc,
        TRUE, box_x0 / 2, box_y0 / 2, (box_x1-box_x0) / 2 + 1, (box_y1-box_y0) / 2 + 1);

  gdk_colormap_alloc_color(gdk_window_get_colormap(gui_redraw_widget->window), &fg, FALSE, TRUE);
//  gdk_gc_set_foreground(gui_redraw_widget->style->fg_gc[gui_redraw_widget->state], &fg);
  gdk_gc_set_foreground(gc, &fg);
  gdk_draw_text_wc(gui_redraw_widget->window, style->handle, gc,
        x / 2, y / 2, text, wcslen(text));
}


/*
 *  gui_ta_position_x -- get offset within string of x offset
 */

unsigned long gui_ta_position_x(struct gui_ta *doc, wchar_t *text, unsigned long s,
      signed long *x)
{
  struct gui_ta_style *style;
  unsigned int caret;

  style = (*doc->style)[s];

  return 0;
}


/*
 *  gui_ta_position_o -- get x offset within string of character offset
 */

unsigned long gui_ta_position_o(struct gui_ta *doc, wchar_t *text, unsigned long s,
      unsigned long offset)
{
  unsigned int x;
  struct gui_ta_style *style;

  style = (*doc->style)[s];

  return 0;
}


/*
 *  gui_ta_caret -- place the wimp caret at the specified position
 */

void gui_ta_caret(gui_window_id window_id, struct gui_ta *doc,
      struct gui_ta_position *pos, unsigned long x, unsigned long y)
{
  assert(window_id < gui_window_list_items && gui_window_list[window_id].used);

  #ifdef DEBUG
  printf("gui_ta_caret: window_id = 0x%x\n", window_id);
  fflush(stdout);
  #endif

}


/*
 *  gui_ta_fill_style -- allocate platform dependent style resources
 */

void gui_ta_fill_style(struct gui_ta_style *style)
{
  char xlfd[200];

/*   sprintf(xlfd, "-*-helvetica-regular-r-normal-*-*-%i-*-*-*-*-iso8859-1", style->font, style->xsize / 16 * 10);  */
  style->handle = gdk_font_load("-urw-nimbus sans l-regular-r-normal--16-154-75-75-p-87-iso8859-1");
}


/*
 *  gui_ta_empty_style -- free platform dependent style resources
 */

void gui_ta_empty_style(struct gui_ta_style *style)
{
  gdk_font_unref(style->font);
}
1	/*
2	* textarea_gtk.c -- text area, GTK
3	*/
4
5	#include "gui.h"
6
7
8	/*
9	* gui_ta_text_width -- return width of text in specified style
10	*/
11
12	unsigned long gui_ta_text_width(struct gui_ta doc, const wchar_t text,
13	unsigned long s)
14	{
15	struct gui_ta_style *style;
16	int width;
17
18	style = (*doc->style)[s];
19
20	width = gdk_text_width_wc(style->handle, text, wcslen(text));
21
22	return width * 2;
23	}
24
25
26	/*
27	* gui_ta_render_text -- render a word to the window
28	*/
29
30	void gui_ta_render_text(struct gui_ta doc, wchar_t text, unsigned long s,
31	unsigned long x, unsigned long y, unsigned long box_x0,
32	unsigned long box_y0, unsigned long box_x1, unsigned long box_y1,
33	bool sel)
34	{
35	struct gui_ta_style *style;
36	GdkGC *gc;
37	GdkColor fg, bg;
38
39	style = (*doc->style)[s];
40
41	BGR_TO_GDK(sel ? style->bcolour : style->fcolour, fg);
42	BGR_TO_GDK(sel ? style->fcolour : style->bcolour, bg);
43
44	gc = gdk_gc_new(gui_redraw_widget->window);
45
46	gdk_colormap_alloc_color(gdk_window_get_colormap(gui_redraw_widget->window), &bg, FALSE, TRUE);
47	// gdk_gc_set_foreground(gui_redraw_widget->style->fg_gc[gui_redraw_widget->state], &bg);
48	gdk_gc_set_foreground(gc, &bg);
49	gdk_draw_rectangle(gui_redraw_widget->window, gc,
50	TRUE, box_x0 / 2, box_y0 / 2, (box_x1-box_x0) / 2 + 1, (box_y1-box_y0) / 2 + 1);
51
52	gdk_colormap_alloc_color(gdk_window_get_colormap(gui_redraw_widget->window), &fg, FALSE, TRUE);
53	// gdk_gc_set_foreground(gui_redraw_widget->style->fg_gc[gui_redraw_widget->state], &fg);
54	gdk_gc_set_foreground(gc, &fg);
55	gdk_draw_text_wc(gui_redraw_widget->window, style->handle, gc,
56	x / 2, y / 2, text, wcslen(text));
57	}
58
59
60	/*
61	* gui_ta_position_x -- get offset within string of x offset
62	*/
63
64	unsigned long gui_ta_position_x(struct gui_ta doc, wchar_t text, unsigned long s,
65	signed long *x)
66	{
67	struct gui_ta_style *style;
68	unsigned int caret;
69
70	style = (*doc->style)[s];
71
72	return 0;
73	}
74
75
76	/*
77	* gui_ta_position_o -- get x offset within string of character offset
78	*/
79
80	unsigned long gui_ta_position_o(struct gui_ta doc, wchar_t text, unsigned long s,
81	unsigned long offset)
82	{
83	unsigned int x;
84	struct gui_ta_style *style;
85
86	style = (*doc->style)[s];
87
88	return 0;
89	}
90
91
92	/*
93	* gui_ta_caret -- place the wimp caret at the specified position
94	*/
95
96	void gui_ta_caret(gui_window_id window_id, struct gui_ta *doc,
97	struct gui_ta_position *pos, unsigned long x, unsigned long y)
98	{
99	assert(window_id < gui_window_list_items && gui_window_list[window_id].used);
100
101	#ifdef DEBUG
102	printf("gui_ta_caret: window_id = 0x%x\n", window_id);
103	fflush(stdout);
104	#endif
105
106	}
107
108
109	/*
110	* gui_ta_fill_style -- allocate platform dependent style resources
111	*/
112
113	void gui_ta_fill_style(struct gui_ta_style *style)
114	{
115	char xlfd[200];
116
117	/* sprintf(xlfd, "--helvetica-regular-r-normal---%i-----iso8859-1", style->font, style->xsize / 16 10); */
118	style->handle = gdk_font_load("-urw-nimbus sans l-regular-r-normal--16-154-75-75-p-87-iso8859-1");
119	}
120
121
122	/*
123	* gui_ta_empty_style -- free platform dependent style resources
124	*/
125
126	void gui_ta_empty_style(struct gui_ta_style *style)
127	{
128	gdk_font_unref(style->font);
129	}