Module: Gdk::RGB
- Defined in:
- ext/gtk2/rbgdkrgb.c
Class Method Summary collapse
- .colormap ⇒ Object
- .ditherable? ⇒ Boolean
- .draw_gray_image(win, gc, x, y, w, h, dither, buf, rowstride) ⇒ Object
- .draw_indexed_image(win, gc, x, y, w, h, dither, buf, rowstride, colors) ⇒ Object
- .draw_rgb_32_image(*args) ⇒ Object
- .draw_rgb_image(*args) ⇒ Object
- .find_color(colormap, color) ⇒ Object
- .set_install(install) ⇒ Object
- .set_min_colors(min_colors) ⇒ Object
- .set_verbose(verbose) ⇒ Object
- .visual ⇒ Object
Class Method Details
.colormap ⇒ Object
143 144 145 146 147 |
# File 'ext/gtk2/rbgdkrgb.c', line 143
static VALUE
rgb_get_cmap(VALUE self)
{
return GOBJ2RVAL(gdk_rgb_get_colormap());
}
|
.ditherable? ⇒ Boolean
149 150 151 152 153 |
# File 'ext/gtk2/rbgdkrgb.c', line 149
static VALUE
rgb_ditherable(VALUE self)
{
return CBOOL2RVAL(gdk_rgb_ditherable());
}
|
.draw_gray_image(win, gc, x, y, w, h, dither, buf, rowstride) ⇒ Object
77 78 79 80 81 82 83 84 85 86 87 |
# File 'ext/gtk2/rbgdkrgb.c', line 77
static VALUE
rgb_draw_gray_image(VALUE self, VALUE win, VALUE gc, VALUE x, VALUE y, VALUE w, VALUE h, VALUE dither, VALUE buf, VALUE rowstride)
{
gdk_draw_gray_image(RVAL2DRAW(win), GDK_GC(RVAL2GOBJ(gc)),
NUM2INT(x), NUM2INT(y),
NUM2INT(w), NUM2INT(h),
RVAL2GENUM(dither, GDK_TYPE_RGB_DITHER),
(guchar*)RVAL2CSTR(buf),
NUM2INT(rowstride));
return self;
}
|
.draw_indexed_image(win, gc, x, y, w, h, dither, buf, rowstride, colors) ⇒ Object
48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 |
# File 'ext/gtk2/rbgdkrgb.c', line 48
static VALUE
rgb_draw_indexed_image(VALUE self, VALUE win, VALUE gc, VALUE x, VALUE y, VALUE w, VALUE h, VALUE dither, VALUE buf, VALUE rowstride, VALUE colors)
{
GdkRgbCmap* cmap;
guint32* gcolors;
gint i, n_colors;
n_colors = RARRAY_LEN(colors);
if (n_colors > 255)
rb_raise(rb_eArgError, "colors: out of range (0 - 255)");
gcolors = g_new(guint32, n_colors);
for (i = 0; i < n_colors; i++) {
gcolors[i] = NUM2UINT(RARRAY_PTR(colors)[i]);
}
cmap = gdk_rgb_cmap_new(gcolors, n_colors);
gdk_draw_indexed_image(RVAL2DRAW(win), GDK_GC(RVAL2GOBJ(gc)),
NUM2INT(x), NUM2INT(y),
NUM2INT(w), NUM2INT(h),
RVAL2GENUM(dither, GDK_TYPE_RGB_DITHER),
(guchar*)RVAL2CSTR(buf),
NUM2INT(rowstride), cmap);
gdk_rgb_cmap_free(cmap);
return self;
}
|
.draw_rgb_32_image(*args) ⇒ Object
89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 |
# File 'ext/gtk2/rbgdkrgb.c', line 89
static VALUE
rgb_draw_rgb_32_image(int argc, VALUE *argv, VALUE self)
{
VALUE win, gc, x, y, w, h, dither, buf, rowstride, xdith, ydith;
rb_scan_args(argc, argv, "92", &win, &gc, &x, &y, &w, &h, &dither,
&buf, &rowstride, &xdith, &ydith);
if (argc == 9){
gdk_draw_rgb_32_image(RVAL2DRAW(win), GDK_GC(RVAL2GOBJ(gc)),
NUM2INT(x), NUM2INT(y),
NUM2INT(w), NUM2INT(h),
RVAL2GENUM(dither, GDK_TYPE_RGB_DITHER),
(guchar*)RVAL2CSTR(buf),
NUM2INT(rowstride));
} else {
gdk_draw_rgb_32_image_dithalign(RVAL2DRAW(win), GDK_GC(RVAL2GOBJ(gc)),
NUM2INT(x), NUM2INT(y),
NUM2INT(w), NUM2INT(h),
RVAL2GENUM(dither, GDK_TYPE_RGB_DITHER),
(guchar*)RVAL2CSTR(buf),
NUM2INT(rowstride), NUM2INT(xdith), NUM2INT(ydith));
}
return self;
}
|
.draw_rgb_image(*args) ⇒ Object
20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 |
# File 'ext/gtk2/rbgdkrgb.c', line 20
static VALUE
rgb_draw_rgb_image(int argc, VALUE *argv, VALUE self)
{
VALUE win, gc, x, y, w, h, dither, buf, rowstride, xdith, ydith;
rb_scan_args(argc, argv, "92", &win, &gc, &x, &y, &w, &h, &dither,
&buf, &rowstride, &xdith, &ydith);
if (argc == 9){
gdk_draw_rgb_image(RVAL2DRAW(win), GDK_GC(RVAL2GOBJ(gc)),
NUM2INT(x), NUM2INT(y),
NUM2INT(w), NUM2INT(h),
RVAL2GENUM(dither, GDK_TYPE_RGB_DITHER),
(guchar*)RVAL2CSTR(buf),
NUM2INT(rowstride));
} else {
gdk_draw_rgb_image_dithalign(RVAL2DRAW(win), GDK_GC(RVAL2GOBJ(gc)),
NUM2INT(x), NUM2INT(y),
NUM2INT(w), NUM2INT(h),
RVAL2GENUM(dither, GDK_TYPE_RGB_DITHER),
(guchar*)RVAL2CSTR(buf),
NUM2INT(rowstride),
NUM2INT(xdith), NUM2INT(ydith));
}
return self;
}
|
.find_color(colormap, color) ⇒ Object
115 116 117 118 119 120 121 |
# File 'ext/gtk2/rbgdkrgb.c', line 115
static VALUE
rgb_find_color(VALUE self, VALUE colormap, VALUE color)
{
gdk_rgb_find_color(GDK_COLORMAP(RVAL2GOBJ(colormap)),
RVAL2GDKCOLOR(color));
return self;
}
|
.set_install(install) ⇒ Object
123 124 125 126 127 128 |
# File 'ext/gtk2/rbgdkrgb.c', line 123
static VALUE
rgb_set_install(VALUE self, VALUE install)
{
gdk_rgb_set_install(RVAL2CBOOL(install));
return self;
}
|
.set_min_colors(min_colors) ⇒ Object
130 131 132 133 134 135 |
# File 'ext/gtk2/rbgdkrgb.c', line 130
static VALUE
rgb_set_min_colors(VALUE self, VALUE min_colors)
{
gdk_rgb_set_min_colors(NUM2INT(min_colors));
return self;
}
|
.set_verbose(verbose) ⇒ Object
155 156 157 158 159 160 |
# File 'ext/gtk2/rbgdkrgb.c', line 155
static VALUE
rgb_set_verbose(VALUE self, VALUE verbose)
{
gdk_rgb_set_verbose(RVAL2CBOOL(verbose));
return self;
}
|
.visual ⇒ Object
137 138 139 140 141 |
# File 'ext/gtk2/rbgdkrgb.c', line 137
static VALUE
rgb_get_visual(VALUE self)
{
return GOBJ2RVAL(gdk_rgb_get_visual());
}
|