goulash-lover
/
legacy-imlib2
forked from old/legacy-imlib2
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

pixel query call.... need this one 

SVN revision: 1001
This commit is contained in:
Carsten Haitzler 1999-10-27 14:20:24 +00:00
parent ced2f2026f
commit 5b0cea49ee
2 changed files with 54 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

47
api.c
View File

@ -1065,6 +1065,8 @@ imlib_text_draw_with_return_metrics(Imlib_Font font, Imlib_Image image, int x,
ImlibFont *fn;
CAST_IMAGE(im, image);
if (!(im->data))
im->loader->load(im, NULL, 0, 1);
fn = (ImlibFont *)font;
__imlib_render_str(im, fn, x, y, text, (DATA8)color->red,
(DATA8)color->green, (DATA8)color->blue,
@ -1295,6 +1297,8 @@ imlib_apply_color_modifier(Imlib_Image image,
ImlibImage *im;
CAST_IMAGE(im, image);
if (!(im->data))
im->loader->load(im, NULL, 0, 1);
__imlib_DataCmodApply(im->data, im->w, im->h, 0,
(ImlibColorModifier *)color_modifier);
}
@ -1343,6 +1347,8 @@ imlib_image_draw_line(Imlib_Image image, int x1, int y1, int x2, int y2,
ImlibImage *im;
CAST_IMAGE(im, image);
if (!(im->data))
im->loader->load(im, NULL, 0, 1);
return (Imlib_Updates)__imlib_draw_line(im, x1, y1, x2, y2,
(DATA8)color->red,
(DATA8)color->green,
@ -1360,6 +1366,8 @@ imlib_image_draw_rectangle(Imlib_Image image, int x, int y, int width,
ImlibImage *im;
CAST_IMAGE(im, image);
if (!(im->data))
im->loader->load(im, NULL, 0, 1);
__imlib_draw_box(im, x, y, width, height, color->red, color->green,
color->blue, color->alpha, (ImlibOp)operation);
}
@ -1372,6 +1380,8 @@ imlib_image_fill_rectangle(Imlib_Image image, int x, int y, int width,
ImlibImage *im;
CAST_IMAGE(im, image);
if (!(im->data))
im->loader->load(im, NULL, 0, 1);
__imlib_draw_filled_box(im, x, y, width, height, color->red, color->green,
color->blue, color->alpha, (ImlibOp)operation);
}
@ -1385,6 +1395,10 @@ imlib_image_copy_alpha_to_image(Imlib_Image image_source,
CAST_IMAGE(im, image_source);
CAST_IMAGE(im2, image_destination);
if (!(im->data))
im->loader->load(im, NULL, 0, 1);
if (!(im2->data))
im2->loader->load(im, NULL, 0, 1);
__imlib_copy_alpha_data(im, im2, 0, 0, im->w, im->h, x, y);
}
@ -1399,6 +1413,10 @@ imlib_image_copy_alpha_rectangle_to_image(Imlib_Image image_source,
CAST_IMAGE(im, image_source);
CAST_IMAGE(im2, image_destination);
if (!(im->data))
im->loader->load(im, NULL, 0, 1);
if (!(im2->data))
im2->loader->load(im2, NULL, 0, 1);
__imlib_copy_alpha_data(im, im2, x, y, width, height, destination_x,
destination_y);
}
@ -1411,6 +1429,8 @@ imlib_image_scroll_rect(Imlib_Image image, int x, int y, int width,
int xx, yy, w, h, nx, ny;
CAST_IMAGE(im, image);
if (!(im->data))
im->loader->load(im, NULL, 0, 1);
if (delta_x > 0)
{
xx = x;
@ -1446,6 +1466,8 @@ imlib_image_copy_rect(Imlib_Image image, int x, int y, int width, int height,
ImlibImage *im;
CAST_IMAGE(im, image);
if (!(im->data))
im->loader->load(im, NULL, 0, 1);
__imlib_copy_image_data(im, x, y, width, height, new_x, new_y);
}
@ -1481,3 +1503,28 @@ imlib_image_fill_color_range_rectangle(Imlib_Image image, int x, int y,
(ImlibRange *)color_range, angle,
(ImlibOp)operation);
}
void
imlib_image_query_pixel(Imlib_Image image, int x, int y,
Imlib_Color *color_return)
{
ImlibImage *im;
DATA32 *p;
CAST_IMAGE(im, image);
if (!(im->data))
im->loader->load(im, NULL, 0, 1);
if ((x < 0) || (x >= im->w) || (y < 0) || (y >= im->h))
{
color_return->red = 0;
color_return->green = 0;
color_return->blue = 0;
color_return->alpha = 0;
return;
}
p = im->data + (im->w * y) + x;
color_return->red = ((*p) >> 16) & 0xff;
color_return->green = ((*p) >> 0) & 0xff;
color_return->blue = (*p) & 0xff;
color_return->alpha = ((*p) >> 24) & 0xff;
}

13
api.h
View File

@ -349,9 +349,6 @@ void imlib_image_copy_rect(Imlib_Image image, int x, int y,
int width, int height, int new_x,
int new_y);
/* need to add arbitary rotation */
/* polygon fills */
Imlib_Color_Range imlib_create_color_range(void);
void imlib_free_color_range(Imlib_Color_Range color_range);
void imlib_add_color_to_color_range(Imlib_Color_Range color_range,
@ -363,12 +360,16 @@ void imlib_image_fill_color_range_rectangle(Imlib_Image image, int x, int y,
double angle,
Imlib_Operation operation);
# if 0
/* FIXME: have to figure out generic saving mechanism that lets savers have */
/* options like quality, color , compression etc. */
void imlib_image_query_pixel(Imlib_Image image, int x, int y,
Imlib_Color *color_return);
# if 0
/* image saving functions */
void imlib_save_image(Imlib_Image image, char *filename);
/* FIXME: */
/* need to add arbitary rotation routines */
/* need to add polygon fill code */
#endif
#endif