efl/legacy/evas/src/modules/engines/software_16/evas_engine.c

809 lines
20 KiB
C

#include "evas_common.h"/* Also includes international specific stuff */
#include "evas_common_soft16.h"
/*
*****
**
** ENGINE ROUTINES
**
*****
*/
int _evas_soft16_log_dom = -1;
#ifdef ERR
#undef ERR
#endif
#define ERR(...) EINA_LOG_DOM_ERR( _evas_soft16_log_dom, __VA_ARGS__)
#ifdef DBG
#undef DBG
#endif
#define DBG(...) EINA_LOG_DOM_DBG(_evas_soft16_log_dom, __VA_ARGS__)
#ifdef INF
#undef INF
#endif
#define INF(...) EINA_LOG_DOM_INFO(_evas_soft16_log_dom, __VA_ARGS__)
#ifdef WRN
#undef WRN
#endif
#define WRN(...) EINA_LOG_DOM_WARN(_evas_soft16_log_dom, __VA_ARGS__)
#ifdef CRIT
#undef CRIT
#endif
#define CRIT(...) EINA_LOG_DOM_CRIT(_evas_soft16_log_dom, __VA_ARGS__)
#define NOT_IMPLEMENTED() \
WRN("NOT_IMPLEMENTED: %s() at %s:%d", \
__FUNCTION__, __FILE__, __LINE__)
static void
eng_output_dump(void *data __UNUSED__)
{
evas_common_image_image_all_unload();
evas_common_font_font_all_unload();
}
static void *
eng_context_new(void *data __UNUSED__)
{
return evas_common_draw_context_new();
}
static void
eng_context_free(void *data __UNUSED__, void *context)
{
evas_common_draw_context_free(context);
}
static void
eng_context_clip_set(void *data __UNUSED__, void *context, int x, int y, int w, int h)
{
evas_common_draw_context_set_clip(context, x, y, w, h);
}
static void
eng_context_clip_clip(void *data __UNUSED__, void *context, int x, int y, int w, int h)
{
evas_common_draw_context_clip_clip(context, x, y, w, h);
}
static void
eng_context_clip_unset(void *data __UNUSED__, void *context)
{
evas_common_draw_context_unset_clip(context);
}
static int
eng_context_clip_get(void *data __UNUSED__, void *context, int *x, int *y, int *w, int *h)
{
*x = ((RGBA_Draw_Context *)context)->clip.x;
*y = ((RGBA_Draw_Context *)context)->clip.y;
*w = ((RGBA_Draw_Context *)context)->clip.w;
*h = ((RGBA_Draw_Context *)context)->clip.h;
return ((RGBA_Draw_Context *)context)->clip.use;
}
static void
eng_context_color_set(void *data __UNUSED__, void *context, int r, int g, int b, int a)
{
evas_common_draw_context_set_color(context, r, g, b, a);
}
static int
eng_context_color_get(void *data __UNUSED__, void *context, int *r, int *g, int *b, int *a)
{
*r = (int)(R_VAL(&((RGBA_Draw_Context *)context)->col.col));
*g = (int)(G_VAL(&((RGBA_Draw_Context *)context)->col.col));
*b = (int)(B_VAL(&((RGBA_Draw_Context *)context)->col.col));
*a = (int)(A_VAL(&((RGBA_Draw_Context *)context)->col.col));
return 1;
}
static void
eng_context_multiplier_set(void *data __UNUSED__, void *context, int r, int g, int b, int a)
{
evas_common_draw_context_set_multiplier(context, r, g, b, a);
}
static void
eng_context_multiplier_unset(void *data __UNUSED__, void *context)
{
evas_common_draw_context_unset_multiplier(context);
}
static int
eng_context_multiplier_get(void *data __UNUSED__, void *context, int *r, int *g, int *b, int *a)
{
*r = (int)(R_VAL(&((RGBA_Draw_Context *)context)->mul.col));
*g = (int)(G_VAL(&((RGBA_Draw_Context *)context)->mul.col));
*b = (int)(B_VAL(&((RGBA_Draw_Context *)context)->mul.col));
*a = (int)(A_VAL(&((RGBA_Draw_Context *)context)->mul.col));
return ((RGBA_Draw_Context *)context)->mul.use;
}
static void
eng_context_cutout_add(void *data __UNUSED__, void *context, int x, int y, int w, int h)
{
evas_common_draw_context_add_cutout(context, x, y, w, h);
}
static void
eng_context_cutout_clear(void *data __UNUSED__, void *context)
{
evas_common_draw_context_clear_cutouts(context);
}
static void
eng_context_anti_alias_set(void *data __UNUSED__, void *context, unsigned char aa)
{
evas_common_draw_context_set_anti_alias(context, aa);
}
static unsigned char
eng_context_anti_alias_get(void *data __UNUSED__, void *context)
{
return ((RGBA_Draw_Context *)context)->anti_alias;
}
static void
eng_context_color_interpolation_set(void *data __UNUSED__, void *context, int color_space)
{
evas_common_draw_context_set_color_interpolation(context, color_space);
}
static int
eng_context_color_interpolation_get(void *data __UNUSED__, void *context)
{
return ((RGBA_Draw_Context *)context)->interpolation.color_space;
}
static void
eng_context_render_op_set(void *data __UNUSED__, void *context, int op)
{
evas_common_draw_context_set_render_op(context, op);
}
static int
eng_context_render_op_get(void *data __UNUSED__, void *context)
{
return ((RGBA_Draw_Context *)context)->render_op;
}
static void
eng_rectangle_draw(void *data __UNUSED__, void *context, void *surface, int x, int y, int w, int h)
{
evas_common_soft16_rectangle_draw(surface, context, x, y, w, h);
}
static void
eng_line_draw(void *data __UNUSED__, void *context, void *surface, int x1, int y1, int x2, int y2)
{
evas_common_soft16_line_draw(surface, context, x1, y1, x2, y2);
}
static void *
eng_polygon_point_add(void *data __UNUSED__, void *context __UNUSED__, void *polygon, int x, int y)
{
return evas_common_polygon_point_add(polygon, x, y);
}
static void *
eng_polygon_points_clear(void *data __UNUSED__, void *context __UNUSED__, void *polygon)
{
return evas_common_polygon_points_clear(polygon);
}
static void
eng_polygon_draw(void *data __UNUSED__, void *context, void *surface, void *polygon, int x, int y)
{
evas_common_soft16_polygon_draw(surface, context, polygon, x, y);
}
static int
eng_image_alpha_get(void *data __UNUSED__, void *image)
{
Soft16_Image *im;
if (!image) return 0;
im = image;
return im->cache_entry.flags.alpha;
}
static int
eng_image_colorspace_get(void *data __UNUSED__, void *image __UNUSED__)
{
return EVAS_COLORSPACE_RGB565_A5P;
}
static void *
eng_image_alpha_set(void *data __UNUSED__, void *image, int have_alpha)
{
if (!image) return NULL;
have_alpha = !!have_alpha;
image = evas_common_soft16_image_alpha_set(image, have_alpha);
return image;
}
static void *
eng_image_border_set(void *data __UNUSED__, void *image, int l __UNUSED__, int r __UNUSED__, int t __UNUSED__, int b __UNUSED__)
{
return image;
}
static void
eng_image_border_get(void *data __UNUSED__, void *image __UNUSED__, int *l __UNUSED__, int *r __UNUSED__, int *t __UNUSED__, int *b __UNUSED__)
{
}
static char *
eng_image_comment_get(void *data __UNUSED__, void *image __UNUSED__, char *key __UNUSED__)
{
return NULL;
}
static char *
eng_image_format_get(void *data __UNUSED__, void *image __UNUSED__)
{
NOT_IMPLEMENTED();
return NULL;
}
static void
eng_image_colorspace_set(void *data __UNUSED__, void *image __UNUSED__, int cspace __UNUSED__)
{
NOT_IMPLEMENTED();
}
static void *
eng_image_native_set(void *data __UNUSED__, void *image __UNUSED__, void *native __UNUSED__)
{
NOT_IMPLEMENTED();
return NULL;
}
static void *
eng_image_native_get(void *data __UNUSED__, void *image __UNUSED__)
{
NOT_IMPLEMENTED();
return NULL;
}
static void *
eng_image_load(void *data __UNUSED__, const char *file, const char *key, int *error, Evas_Image_Load_Opts *lo)
{
return evas_cache_image_request(evas_common_soft16_image_cache_get(), file, key, lo, error);
}
static void *
eng_image_new_from_data(void *data __UNUSED__, int w, int h, DATA32 *image_data, int alpha, int cspace)
{
if ((image_data) && (cspace != EVAS_COLORSPACE_RGB565_A5P))
{
WRN("Unsupported colorspace %d in %s() (%s:%d)",
cspace, __FUNCTION__, __FILE__, __LINE__);
return NULL;
}
return evas_cache_image_data(evas_common_soft16_image_cache_get(), w, h, image_data, alpha, EVAS_COLORSPACE_RGB565_A5P);
}
static void *
eng_image_new_from_copied_data(void *data __UNUSED__, int w, int h, DATA32 *image_data, int alpha, int cspace)
{
if ((image_data) && (cspace != EVAS_COLORSPACE_RGB565_A5P))
{
WRN("Unsupported colorspace %d in %s() (%s:%d)",
cspace, __FUNCTION__, __FILE__, __LINE__);
return NULL;
}
return evas_cache_image_copied_data(evas_common_soft16_image_cache_get(), w, h, image_data, alpha, EVAS_COLORSPACE_RGB565_A5P);
}
static void
eng_image_free(void *data __UNUSED__, void *image)
{
evas_cache_image_drop((Image_Entry *) image);
}
static void
eng_image_size_get(void *data __UNUSED__, void *image, int *w, int *h)
{
Soft16_Image *im;
if (w) *w = 0;
if (h) *h = 0;
if (!image) return;
im = image;
if (w) *w = im->cache_entry.w;
if (h) *h = im->cache_entry.h;
}
static void *
eng_image_size_set(void *data __UNUSED__, void *image, int w, int h)
{
if (!image) return NULL;
if ((w <= 0) || (h <= 0))
{
evas_cache_image_drop((Image_Entry *) image);
return NULL;
}
return evas_cache_image_size_set((Image_Entry *) image, w, h);
}
static void
eng_image_stride_get(void *data __UNUSED__, void *image, int *stride)
{
Soft16_Image *im;
if (stride) *stride = 0;
if (!image) return;
im = image;
if (stride) *stride = im->stride;
}
static void *
eng_image_dirty_region(void *data __UNUSED__, void *image, int x __UNUSED__, int y __UNUSED__, int w __UNUSED__, int h __UNUSED__)
{
/* FIXME: is this required? */
//NOT_IMPLEMENTED();
return image;
}
static void *
eng_image_data_get(void *data __UNUSED__, void *image, int to_write, DATA32 **image_data)
{
Soft16_Image *im;
if (!image)
{
*image_data = NULL;
return NULL;
}
im = image;
evas_cache_image_load_data(&im->cache_entry);
if (to_write)
im = (Soft16_Image *) evas_cache_image_alone(&im->cache_entry);
if (image_data) *image_data = (DATA32 *) im->pixels;
return im;
}
static void *
eng_image_data_put(void *data __UNUSED__, void *image, DATA32 *image_data)
{
Soft16_Image *old_im, *new_im;
if (!image) return NULL;
old_im = image;
if ((DATA16 *)image_data == old_im->pixels) return old_im;
new_im = (Soft16_Image *) evas_cache_image_data(evas_common_soft16_image_cache_get(), old_im->cache_entry.w, old_im->cache_entry.h, image_data, old_im->cache_entry.flags.alpha, EVAS_COLORSPACE_RGB565_A5P);
evas_cache_image_drop(&old_im->cache_entry);
return new_im;
}
static void
eng_image_data_preload_request(void *data __UNUSED__, void *image, const void *target)
{
Soft16_Image *im = image;
if (!im) return ;
evas_cache_image_preload_data(&im->cache_entry, target);
}
static void
eng_image_data_preload_cancel(void *data __UNUSED__, void *image, const void *target)
{
Soft16_Image *im = image;
if (!im) return ;
evas_cache_image_preload_cancel(&im->cache_entry, target);
}
static void
eng_image_draw(void *data __UNUSED__, void *context, void *surface, void *image, int src_x, int src_y, int src_w, int src_h, int dst_x, int dst_y, int dst_w, int dst_h, int smooth)
{
Soft16_Image *im;
im = (Soft16_Image *) image;
evas_cache_image_load_data(&im->cache_entry);
evas_common_soft16_image_draw(im, surface, context,
src_x, src_y, src_w, src_h,
dst_x, dst_y, dst_w, dst_h,
smooth);
}
static void
eng_image_scale_hint_set(void *data __UNUSED__, void *image __UNUSED__, int hint __UNUSED__)
{
}
static int
eng_image_scale_hint_get(void *data __UNUSED__, void *image __UNUSED__)
{
return EVAS_IMAGE_SCALE_HINT_NONE;
}
static void
eng_image_cache_flush(void *data __UNUSED__)
{
evas_cache_image_flush(evas_common_soft16_image_cache_get());
}
static void
eng_image_cache_set(void *data __UNUSED__, int bytes)
{
evas_cache_image_set(evas_common_soft16_image_cache_get(), bytes);
}
static int
eng_image_cache_get(void *data __UNUSED__)
{
return evas_cache_image_get(evas_common_soft16_image_cache_get());
}
static void *
eng_font_load(void *data __UNUSED__, const char *name, int size)
{
return evas_common_font_load(name, size);
}
static void *
eng_font_memory_load(void *data __UNUSED__, char *name, int size, const void *fdata, int fdata_size)
{
return evas_common_font_memory_load(name, size, fdata, fdata_size);
}
static void *
eng_font_add(void *data __UNUSED__, void *font, const char *name, int size)
{
return evas_common_font_add(font, name, size);
}
static void *
eng_font_memory_add(void *data __UNUSED__, void *font, char *name, int size, const void *fdata, int fdata_size)
{
return evas_common_font_memory_add(font, name, size, fdata, fdata_size);
}
static void
eng_font_free(void *data __UNUSED__, void *font)
{
evas_common_font_free(font);
}
static int
eng_font_ascent_get(void *data __UNUSED__, void *font)
{
return evas_common_font_ascent_get(font);
}
static int
eng_font_descent_get(void *data __UNUSED__, void *font)
{
return evas_common_font_descent_get(font);
}
static int
eng_font_max_ascent_get(void *data __UNUSED__, void *font)
{
return evas_common_font_max_ascent_get(font);
}
static int
eng_font_max_descent_get(void *data __UNUSED__, void *font)
{
return evas_common_font_max_descent_get(font);
}
static void
eng_font_string_size_get(void *data __UNUSED__, void *font, const Eina_Unicode *text, const Evas_Text_Props *intl_props, int *w, int *h)
{
evas_common_font_query_size(font, text, intl_props, w, h);
}
static int
eng_font_inset_get(void *data __UNUSED__, void *font, const Eina_Unicode *text)
{
return evas_common_font_query_inset(font, text);
}
static int
eng_font_h_advance_get(void *data __UNUSED__, void *font, const Eina_Unicode *text, const Evas_Text_Props *intl_props)
{
int h, v;
evas_common_font_query_advance(font, text, intl_props, &h, &v);
return h;
}
static int
eng_font_v_advance_get(void *data __UNUSED__, void *font, const Eina_Unicode *text, const Evas_Text_Props *intl_props)
{
int h, v;
evas_common_font_query_advance(font, text, intl_props, &h, &v);
return v;
}
static int
eng_font_pen_coords_get(void *data __UNUSED__, void *font, const Eina_Unicode *text, const Evas_Text_Props *intl_props, int pos, int *cpen_x, int *cy, int *cadv, int *ch)
{
return evas_common_font_query_pen_coords(font, text, intl_props, pos, cpen_x, cy, cadv, ch);
}
static Eina_Bool
eng_font_shape(void *data __UNUSED__, void *font, Eina_Unicode *text, Evas_Text_Props *intl_props, const Evas_BiDi_Paragraph_Props *par_props, size_t pos, size_t len)
{
(void) font;
(void) text;
(void) intl_props;
(void) par_props;
(void) pos;
(void) len;
#ifdef OT_SUPPORT
if (evas_common_font_ot_is_enabled())
{
return evas_common_font_glyph_info_create(font, text, intl_props, len);
}
else
#endif
{
#ifdef BIDI_SUPPORT
evas_bidi_shape_string(text, par_props, pos, len);
return evas_common_font_glyph_info_create(font, text, intl_props, len);
#endif
}
return EINA_TRUE;
}
static int
eng_font_char_coords_get(void *data __UNUSED__, void *font, const Eina_Unicode *text, const Evas_Text_Props *intl_props, int pos, int *cx, int *cy, int *cw, int *ch)
{
return evas_common_font_query_char_coords(font, text, intl_props, pos, cx, cy, cw, ch);
}
static int
eng_font_char_at_coords_get(void *data __UNUSED__, void *font, const Eina_Unicode *text, const Evas_Text_Props *intl_props, int x, int y, int *cx, int *cy, int *cw, int *ch)
{
return evas_common_font_query_char_at_coords(font, text, intl_props, x, y, cx, cy, cw, ch);
}
static int
eng_font_last_up_to_pos(void *data __UNUSED__, void *font, const Eina_Unicode *text, const Evas_Text_Props *intl_props, int x, int y)
{
return evas_common_font_query_last_up_to_pos(font, text, intl_props, x, y);
}
static void
eng_font_draw(void *data __UNUSED__, void *context, void *surface, void *font, int x, int y, int w __UNUSED__, int h __UNUSED__, int ow __UNUSED__, int oh __UNUSED__, const Eina_Unicode *text, const Evas_Text_Props *intl_props)
{
static RGBA_Image *im = NULL;
Soft16_Image *dst = surface;
if (!im)
im = (RGBA_Image *) evas_cache_image_empty(evas_common_image_cache_get());
evas_cache_image_surface_alloc(&im->cache_entry, dst->cache_entry.w, dst->cache_entry.h);
evas_common_draw_context_font_ext_set(context,
surface,
evas_common_soft16_font_glyph_new,
evas_common_soft16_font_glyph_free,
evas_common_soft16_font_glyph_draw);
evas_common_font_draw(im, context, font, x, y, text, intl_props);
evas_common_draw_context_font_ext_set(context,
NULL,
NULL,
NULL,
NULL);
}
static void
eng_font_cache_flush(void *data __UNUSED__)
{
evas_common_font_flush();
}
static void
eng_font_cache_set(void *data __UNUSED__, int bytes)
{
evas_common_font_cache_set(bytes);
}
static int
eng_font_cache_get(void *data __UNUSED__)
{
return evas_common_font_cache_get();
}
static void
eng_font_hinting_set(void *data __UNUSED__, void *font, int hinting)
{
evas_common_font_hinting_set(font, hinting);
}
static int
eng_font_hinting_can_hint(void *data __UNUSED__, int hinting)
{
return evas_common_hinting_available(hinting);
}
static Eina_Bool
eng_canvas_alpha_get(void *data __UNUSED__, void *context __UNUSED__)
{
return EINA_TRUE;
}
/*
*****
**
** ENGINE API
**
*****
*/
static Evas_Func func =
{
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
eng_output_dump,
/* draw context virtual methods */
eng_context_new,
eng_canvas_alpha_get,
eng_context_free,
eng_context_clip_set,
eng_context_clip_clip,
eng_context_clip_unset,
eng_context_clip_get,
eng_context_color_set,
eng_context_color_get,
eng_context_multiplier_set,
eng_context_multiplier_unset,
eng_context_multiplier_get,
eng_context_cutout_add,
eng_context_cutout_clear,
eng_context_anti_alias_set,
eng_context_anti_alias_get,
eng_context_color_interpolation_set,
eng_context_color_interpolation_get,
eng_context_render_op_set,
eng_context_render_op_get,
/* rect draw funcs */
eng_rectangle_draw,
/* line draw funcs */
eng_line_draw,
/* polygon draw funcs */
eng_polygon_point_add,
eng_polygon_points_clear,
eng_polygon_draw,
/* image draw funcs */
eng_image_load,
eng_image_new_from_data,
eng_image_new_from_copied_data,
eng_image_free,
eng_image_size_get,
eng_image_size_set,
eng_image_stride_get,
eng_image_dirty_region,
eng_image_data_get,
eng_image_data_put,
eng_image_data_preload_request,
eng_image_data_preload_cancel,
eng_image_alpha_set,
eng_image_alpha_get,
eng_image_border_set,
eng_image_border_get,
eng_image_draw,
eng_image_comment_get,
eng_image_format_get,
eng_image_colorspace_set,
eng_image_colorspace_get,
eng_image_native_set,
eng_image_native_get,
/* image cache funcs */
eng_image_cache_flush,
eng_image_cache_set,
eng_image_cache_get,
/* font draw functions */
eng_font_load,
eng_font_memory_load,
eng_font_add,
eng_font_memory_add,
eng_font_free,
eng_font_ascent_get,
eng_font_descent_get,
eng_font_max_ascent_get,
eng_font_max_descent_get,
eng_font_string_size_get,
eng_font_inset_get,
eng_font_h_advance_get,
eng_font_v_advance_get,
eng_font_char_coords_get,
eng_font_char_at_coords_get,
eng_font_draw,
/* font cache functions */
eng_font_cache_flush,
eng_font_cache_set,
eng_font_cache_get,
/* font hinting functions */
eng_font_hinting_set,
eng_font_hinting_can_hint,
eng_image_scale_hint_set,
eng_image_scale_hint_get,
/* more font draw functions */
eng_font_last_up_to_pos,
NULL, // ORD(image_map4_draw);
NULL, // ORD(image_map_surface_new);
NULL, // ORD(image_map_surface_free);
NULL, // eng_image_content_hint_set - software doesn't use it
NULL, // eng_image_content_hint_get - software doesn't use it
eng_font_pen_coords_get,
eng_font_shape
/* FUTURE software generic calls go here */
};
/*
*****
**
** MODULE ACCESSIBLE API API
**
*****
*/
static int
module_open(Evas_Module *em)
{
if (!em) return 0;
_evas_soft16_log_dom = eina_log_domain_register
("evas-software_16", EVAS_DEFAULT_LOG_COLOR);
if (_evas_soft16_log_dom < 0)
{
EINA_LOG_ERR("Can not create a module log domain.");
return 0;
}
em->functions = (void *)(&func);
return 1;
}
static void
module_close(Evas_Module *em __UNUSED__)
{
eina_log_domain_unregister(_evas_soft16_log_dom);
}
static Evas_Module_Api evas_modapi =
{
EVAS_MODULE_API_VERSION,
"software_16",
"none",
{
module_open,
module_close
}
};
EVAS_MODULE_DEFINE(EVAS_MODULE_TYPE_ENGINE, engine, software_16);
#ifndef EVAS_STATIC_BUILD_SOFTWARE_16
EVAS_EINA_MODULE_DEFINE(engine, software_16);
#endif