166 lines
3.0 KiB
C
166 lines
3.0 KiB
C
#include "cltr-label.h"
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#include "cltr-private.h"
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struct CltrLabel
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{
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CltrWidget widget;
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char *text;
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Pixbuf *pixb;
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PixbufPixel col;
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CltrFont *font;
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CltrTexture *texture;
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};
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static void
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cltr_label_show(CltrWidget *widget);
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static gboolean
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cltr_label_handle_xevent (CltrWidget *widget, XEvent *xev);
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static void
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cltr_label_paint(CltrWidget *widget);
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CltrWidget*
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cltr_label_new(const char *text,
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CltrFont *font,
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PixbufPixel *col)
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{
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CltrLabel *label;
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int width,height;
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label = g_malloc0(sizeof(CltrLabel));
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font_get_pixel_size (font, text, &width, &height);
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if (width && height)
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{
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PixbufPixel bg = { 0x00, 0x00, 0x00, 0x00 };
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label->text = strdup(text);
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label->pixb = pixbuf_new(width, height);
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pixbuf_fill_rect(label->pixb, 0, 0, -1, -1, &bg);
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font_draw(font,
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label->pixb,
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label->text,
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0,
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0,
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col);
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label->texture = cltr_texture_new(label->pixb);
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}
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label->font = font; /* XXX Ref The font XXX*/
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memcpy(&label->col, col, sizeof(PixbufPixel));
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label->widget.width = width;
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label->widget.height = height;
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label->widget.show = cltr_label_show;
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label->widget.paint = cltr_label_paint;
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label->widget.xevent_handler = cltr_label_handle_xevent;
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return CLTR_WIDGET(label);
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}
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void
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cltr_label_set_text(CltrLabel *label, char *text)
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{
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int width,height;
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if (label->texture)
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cltr_texture_unref(label->texture);
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if (label->pixb)
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cltr_texture_unref(label->pixb);
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if (label->text)
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free(label->text);
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font_get_pixel_size (label->font, text, &width, &height);
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if (width && height)
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{
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PixbufPixel bg = { 0x00, 0x00, 0x00, 0x00 };
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PixbufPixel col = { 0xff, 0xff, 0xff, 0xff };
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label->widget.width = width;
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label->widget.height = height;
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CLTR_DBG("** setting label to %s ***", text);
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label->text = strdup(text);
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label->pixb = pixbuf_new(width, height);
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pixbuf_fill_rect(label->pixb, 0, 0, -1, -1, &bg);
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font_draw(label->font,
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label->pixb,
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label->text,
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0,
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0,
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&label->col);
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label->texture = cltr_texture_new(label->pixb);
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}
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}
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const char*
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cltr_label_get_text(CltrLabel *label)
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{
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return label->text;
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}
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static void
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cltr_label_show(CltrWidget *widget)
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{
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;
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}
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static gboolean
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cltr_label_handle_xevent (CltrWidget *widget, XEvent *xev)
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{
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;
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}
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static void
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cltr_label_paint(CltrWidget *widget)
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{
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CltrLabel *label = CLTR_LABEL(widget);
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CLTR_MARK();
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if (label->text)
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{
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glPushMatrix();
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glEnable(GL_TEXTURE_2D);
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glEnable(GL_BLEND);
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glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
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/* glColor4f(1.0, 1.0, 1.0, 1.0); */
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cltr_texture_render_to_gl_quad(label->texture,
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cltr_widget_abs_x(widget),
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cltr_widget_abs_y(widget),
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cltr_widget_abs_x2(widget),
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cltr_widget_abs_y2(widget));
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glDisable(GL_BLEND);
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glDisable(GL_TEXTURE_2D);
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glPopMatrix();
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}
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}
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