Evas textblock: Fixed text drawing (with all of it's features, including background, underlines and etc.). Also simplified it a bit.

SVN revision: 56407
This commit is contained in:
Tom Hacohen 2011-01-30 10:31:28 +00:00
parent 4dd2bd2a33
commit f1230b5f36
1 changed files with 254 additions and 319 deletions

View File

@ -7485,7 +7485,6 @@ evas_object_textblock_render(Evas_Object *obj, void *output, void *context, void
int pline = 0, linex = 0;
int pline2 = 0, line2x = 0;
int pstrike = 0, strikex = 0;
int x2;
unsigned char r = 0, g = 0, b = 0, a = 0;
unsigned char r2 = 0, g2 = 0, b2 = 0, a2 = 0;
unsigned char r3 = 0, g3 = 0, b3 = 0, a3 = 0;
@ -7514,6 +7513,7 @@ evas_object_textblock_render(Evas_Object *obj, void *output, void *context, void
Evas_Object_Textblock_Item *itr; \
\
pback = 0; \
backx = 0; \
pline = 0; \
pline2 = 0; \
pstrike = 0; \
@ -7526,19 +7526,22 @@ evas_object_textblock_render(Evas_Object *obj, void *output, void *context, void
} \
EINA_INLIST_FOREACH(ln->items, itr) \
{ \
Evas_Object_Textblock_Text_Item *ti = _ITEM_TEXT(itr); \
if (itr->type != EVAS_TEXTBLOCK_ITEM_TEXT) continue; \
int yoff; \
Evas_Object_Textblock_Text_Item *ti; \
ti = (itr->type == EVAS_TEXTBLOCK_ITEM_TEXT) ? _ITEM_TEXT(itr) : NULL; \
\
yoff = ln->baseline; \
if (ti->format->valign != -1.0) \
yoff = (ti->format->valign * (double)(ln->h - ti->parent.h)) + ti->baseline; \
if (clip) \
if (ti) \
{ \
if ((obj->cur.geometry.x + x + ln->x + ti->parent.x - ti->inset + ti->parent.w) < (cx - 20)) \
continue; \
if ((obj->cur.geometry.x + x + ln->x + ti->parent.x - ti->inset) > (cx + cw + 20)) \
break; \
yoff = ln->baseline; \
if (ti->format->valign != -1.0) \
yoff = (ti->format->valign * (double)(ln->h - ti->parent.h)) + ti->baseline; \
if (clip) \
{ \
if ((obj->cur.geometry.x + x + ln->x + ti->parent.x - ti->inset + ti->parent.w) < (cx - 20)) \
continue; \
if ((obj->cur.geometry.x + x + ln->x + ti->parent.x - ti->inset) > (cx + cw + 20)) \
break; \
} \
}
#define ITEM_WALK_END() \
@ -7556,7 +7559,7 @@ evas_object_textblock_render(Evas_Object *obj, void *output, void *context, void
(obj->cur.cache.clip.g * ti->format->color.col.g * (amul)) / 65025, \
(obj->cur.cache.clip.b * ti->format->color.col.b * (amul)) / 65025, \
(obj->cur.cache.clip.a * ti->format->color.col.a * (amul)) / 65025);
# define DRAW_TEXT(ox, oy) \
#define DRAW_TEXT(ox, oy) \
if (ti->format->font.font) ENFN->font_draw(output, context, surface, ti->format->font.font, \
obj->cur.geometry.x + ln->x + ti->parent.x - ti->inset + x + (ox), \
obj->cur.geometry.y + ln->y + yoff + y + (oy), \
@ -7565,338 +7568,270 @@ evas_object_textblock_render(Evas_Object *obj, void *output, void *context, void
if ((ln->y + ln->h) <= 0) continue; \
if (ln->y > obj->cur.geometry.h) break
pback = 0;
/* backing */
ITEM_WALK();
ITEM_WALK_LINE_SKIP_DROP();
if ((ti->format->backing) && (!pback) &&
((EINA_INLIST_GET(_ITEM(ti)))->next))
#define DRAW_RECT(ox, oy, ow, oh, or, og, ob, oa) \
do \
{ \
ENFN->context_color_set(output, \
context, \
(obj->cur.cache.clip.r * or) / 255, \
(obj->cur.cache.clip.g * og) / 255, \
(obj->cur.cache.clip.b * ob) / 255, \
(obj->cur.cache.clip.a * oa) / 255); \
ENFN->rectangle_draw(output, \
context, \
surface, \
obj->cur.geometry.x + ln->x + x + (ox), \
obj->cur.geometry.y + ln->y + y + (oy), \
(ow), \
(oh)); \
} \
while (0)
ITEM_WALK()
{
pback = 1;
backx = ti->parent.x;
r = ti->format->color.backing.r;
g = ti->format->color.backing.g;
b = ti->format->color.backing.b;
a = ti->format->color.backing.a;
}
else if (((pback) && (!ti->format->backing)) ||
(!(EINA_INLIST_GET(_ITEM(ti)))->next) ||
(ti->format->color.backing.r != r) ||
(ti->format->color.backing.g != g) ||
(ti->format->color.backing.b != b) ||
(ti->format->color.backing.a != a))
{
if ((ti->format->backing) && (!pback) &&
(!(EINA_INLIST_GET(_ITEM(ti)))->next))
ITEM_WALK_LINE_SKIP_DROP();
if ((pback) && (itr->x > backx))
{
r = ti->format->color.backing.r;
g = ti->format->color.backing.g;
b = ti->format->color.backing.b;
a = ti->format->color.backing.a;
pback = 1;
backx = ti->parent.x;
DRAW_RECT(backx, 0, itr->x - backx, ln->h, r, g, b, a);
}
if (!ti->format->backing) x2 = ti->parent.x;
else x2 = ti->parent.x + ti->parent.w;
if ((pback) && (x2 > backx))
{
ENFN->context_color_set(output,
context,
(obj->cur.cache.clip.r * r) / 255,
(obj->cur.cache.clip.g * g) / 255,
(obj->cur.cache.clip.b * b) / 255,
(obj->cur.cache.clip.a * a) / 255);
ENFN->rectangle_draw(output,
context,
surface,
obj->cur.geometry.x + ln->x + backx + x,
obj->cur.geometry.y + ln->y + y,
//// obj->cur.cache.geometry.x + ln->x + backx + x,
//// obj->cur.cache.geometry.y + ln->y + y,
x2 - backx,
ln->h);
}
pback = ti->format->backing;
backx = ti->parent.x;
r = ti->format->color.backing.r;
g = ti->format->color.backing.g;
b = ti->format->color.backing.b;
a = ti->format->color.backing.a;
if (ti)
{
if (ti->format->backing)
{
pback = 1;
r = ti->format->color.backing.r;
g = ti->format->color.backing.g;
b = ti->format->color.backing.b;
a = ti->format->color.backing.a;
}
else
{
pback = 0;
}
}
if (pback && !EINA_INLIST_GET(itr)->next)
{
DRAW_RECT(backx, 0, itr->w, ln->h, r, g, b, a);
}
pback = (ti) ? ti->format->backing : pback;
backx = itr->x;
}
ITEM_WALK_END();
/* prepare everything for text draw */
/* shadows */
ITEM_WALK();
ITEM_WALK_LINE_SKIP_DROP();
if (ti->format->style == EVAS_TEXT_STYLE_SHADOW)
ITEM_WALK()
{
COLOR_SET(shadow);
DRAW_TEXT(1, 1);
}
else if ((ti->format->style == EVAS_TEXT_STYLE_OUTLINE_SHADOW) ||
(ti->format->style == EVAS_TEXT_STYLE_FAR_SHADOW))
{
COLOR_SET(shadow);
DRAW_TEXT(2, 2);
}
else if ((ti->format->style == EVAS_TEXT_STYLE_OUTLINE_SOFT_SHADOW) ||
(ti->format->style == EVAS_TEXT_STYLE_FAR_SOFT_SHADOW))
{
for (j = 0; j < 5; j++)
{
for (i = 0; i < 5; i++)
{
if (vals[i][j] != 0)
{
COLOR_SET_AMUL(shadow, vals[i][j] * 50);
DRAW_TEXT(i, j);
}
}
}
}
else if (ti->format->style == EVAS_TEXT_STYLE_SOFT_SHADOW)
{
for (j = 0; j < 5; j++)
{
for (i = 0; i < 5; i++)
{
if (vals[i][j] != 0)
{
COLOR_SET_AMUL(shadow, vals[i][j] * 50);
DRAW_TEXT(i - 1, j - 1);
}
}
}
ITEM_WALK_LINE_SKIP_DROP();
if (!ti) continue;
if (ti->format->style == EVAS_TEXT_STYLE_SHADOW)
{
COLOR_SET(shadow);
DRAW_TEXT(1, 1);
}
else if ((ti->format->style == EVAS_TEXT_STYLE_OUTLINE_SHADOW) ||
(ti->format->style == EVAS_TEXT_STYLE_FAR_SHADOW))
{
COLOR_SET(shadow);
DRAW_TEXT(2, 2);
}
else if ((ti->format->style == EVAS_TEXT_STYLE_OUTLINE_SOFT_SHADOW) ||
(ti->format->style == EVAS_TEXT_STYLE_FAR_SOFT_SHADOW))
{
for (j = 0; j < 5; j++)
{
for (i = 0; i < 5; i++)
{
if (vals[i][j] != 0)
{
COLOR_SET_AMUL(shadow, vals[i][j] * 50);
DRAW_TEXT(i, j);
}
}
}
}
else if (ti->format->style == EVAS_TEXT_STYLE_SOFT_SHADOW)
{
for (j = 0; j < 5; j++)
{
for (i = 0; i < 5; i++)
{
if (vals[i][j] != 0)
{
COLOR_SET_AMUL(shadow, vals[i][j] * 50);
DRAW_TEXT(i - 1, j - 1);
}
}
}
}
}
ITEM_WALK_END();
/* glows */
ITEM_WALK();
ITEM_WALK_LINE_SKIP_DROP();
if (ti->format->style == EVAS_TEXT_STYLE_GLOW)
ITEM_WALK()
{
for (j = 0; j < 5; j++)
{
for (i = 0; i < 5; i++)
{
if (vals[i][j] != 0)
{
COLOR_SET_AMUL(glow, vals[i][j] * 50);
DRAW_TEXT(i - 2, j - 2);
}
}
}
COLOR_SET(glow2);
DRAW_TEXT(-1, 0);
DRAW_TEXT(1, 0);
DRAW_TEXT(0, -1);
DRAW_TEXT(0, 1);
ITEM_WALK_LINE_SKIP_DROP();
if (!ti) continue;
if (ti->format->style == EVAS_TEXT_STYLE_GLOW)
{
for (j = 0; j < 5; j++)
{
for (i = 0; i < 5; i++)
{
if (vals[i][j] != 0)
{
COLOR_SET_AMUL(glow, vals[i][j] * 50);
DRAW_TEXT(i - 2, j - 2);
}
}
}
COLOR_SET(glow2);
DRAW_TEXT(-1, 0);
DRAW_TEXT(1, 0);
DRAW_TEXT(0, -1);
DRAW_TEXT(0, 1);
}
}
ITEM_WALK_END();
/* outlines */
ITEM_WALK();
ITEM_WALK_LINE_SKIP_DROP();
if ((ti->format->style == EVAS_TEXT_STYLE_OUTLINE) ||
(ti->format->style == EVAS_TEXT_STYLE_OUTLINE_SHADOW) ||
(ti->format->style == EVAS_TEXT_STYLE_OUTLINE_SOFT_SHADOW))
ITEM_WALK()
{
COLOR_SET(outline);
DRAW_TEXT(-1, 0);
DRAW_TEXT(1, 0);
DRAW_TEXT(0, -1);
DRAW_TEXT(0, 1);
}
else if (ti->format->style == EVAS_TEXT_STYLE_SOFT_OUTLINE)
{
for (j = 0; j < 5; j++)
{
for (i = 0; i < 5; i++)
{
if (((i != 2) || (j != 2)) && (vals[i][j] != 0))
{
COLOR_SET_AMUL(outline, vals[i][j] * 50);
DRAW_TEXT(i - 2, j - 2);
}
}
}
ITEM_WALK_LINE_SKIP_DROP();
if (!ti) continue;
if ((ti->format->style == EVAS_TEXT_STYLE_OUTLINE) ||
(ti->format->style == EVAS_TEXT_STYLE_OUTLINE_SHADOW) ||
(ti->format->style == EVAS_TEXT_STYLE_OUTLINE_SOFT_SHADOW))
{
COLOR_SET(outline);
DRAW_TEXT(-1, 0);
DRAW_TEXT(1, 0);
DRAW_TEXT(0, -1);
DRAW_TEXT(0, 1);
}
else if (ti->format->style == EVAS_TEXT_STYLE_SOFT_OUTLINE)
{
for (j = 0; j < 5; j++)
{
for (i = 0; i < 5; i++)
{
if (((i != 2) || (j != 2)) && (vals[i][j] != 0))
{
COLOR_SET_AMUL(outline, vals[i][j] * 50);
DRAW_TEXT(i - 2, j - 2);
}
}
}
}
}
ITEM_WALK_END();
/* normal text */
ITEM_WALK();
ITEM_WALK_LINE_SKIP_DROP();
COLOR_SET(normal);
DRAW_TEXT(0, 0);
if ((ti->format->strikethrough) && (!pstrike) &&
((EINA_INLIST_GET(_ITEM(ti)))->next))
/* normal text and lines */
ITEM_WALK()
{
pstrike = 1;
strikex = ti->parent.x;
r3 = ti->format->color.strikethrough.r;
g3 = ti->format->color.strikethrough.g;
b3 = ti->format->color.strikethrough.b;
a3 = ti->format->color.strikethrough.a;
}
else if (((pstrike) && (!ti->format->strikethrough)) ||
(!(EINA_INLIST_GET(_ITEM(ti)))->next) ||
(ti->format->color.strikethrough.r != r3) ||
(ti->format->color.strikethrough.g != g3) ||
(ti->format->color.strikethrough.b != b3) ||
(ti->format->color.strikethrough.a != a3))
{
if ((ti->format->strikethrough) && (!pstrike))
{
strikex = ti->parent.x;
r3 = ti->format->color.strikethrough.r;
g3 = ti->format->color.strikethrough.g;
b3 = ti->format->color.strikethrough.b;
a3 = ti->format->color.strikethrough.a;
}
x2 = ti->parent.x + ti->parent.w;
if (!ti->format->strikethrough)
{
x2 = ti->parent.x;
pstrike = 0;
}
if (x2 > strikex)
{
ENFN->context_color_set(output,
context,
(obj->cur.cache.clip.r * r3) / 255,
(obj->cur.cache.clip.g * g3) / 255,
(obj->cur.cache.clip.b * b3) / 255,
(obj->cur.cache.clip.a * a3) / 255);
ENFN->rectangle_draw(output,
context,
surface,
obj->cur.geometry.x + ln->x + strikex + x,
obj->cur.geometry.y + ln->y + y + (ln->h / 2),
//// obj->cur.cache.geometry.x + ln->x + strikex + x,
//// obj->cur.cache.geometry.y + ln->y + y + (ln->h / 2),
x2 - strikex,
1);
}
if (ti->format->strikethrough) pstrike = 1;
strikex = ti->parent.x;
r3 = ti->format->color.strikethrough.r;
g3 = ti->format->color.strikethrough.g;
b3 = ti->format->color.strikethrough.b;
a3 = ti->format->color.strikethrough.a;
}
if ((ti->format->underline) && (!pline) &&
((EINA_INLIST_GET(_ITEM(ti)))->next))
{
pline = 1;
linex = ti->parent.x;
r = ti->format->color.underline.r;
g = ti->format->color.underline.g;
b = ti->format->color.underline.b;
a = ti->format->color.underline.a;
}
else if (((pline) && (!ti->format->underline)) ||
(!(EINA_INLIST_GET(_ITEM(ti)))->next) ||
(ti->format->color.underline.r != r) ||
(ti->format->color.underline.g != g) ||
(ti->format->color.underline.b != b) ||
(ti->format->color.underline.a != a))
{
if ((ti->format->underline) && (!pline))
{
linex = ti->parent.x;
r = ti->format->color.underline.r;
g = ti->format->color.underline.g;
b = ti->format->color.underline.b;
a = ti->format->color.underline.a;
}
x2 = ti->parent.x + ti->parent.w;
if (!ti->format->underline)
{
x2 = ti->parent.x;
pline = 0;
}
if (x2 > linex)
{
ENFN->context_color_set(output,
context,
(obj->cur.cache.clip.r * r) / 255,
(obj->cur.cache.clip.g * g) / 255,
(obj->cur.cache.clip.b * b) / 255,
(obj->cur.cache.clip.a * a) / 255);
ENFN->rectangle_draw(output,
context,
surface,
obj->cur.geometry.x + ln->x + linex + x,
obj->cur.geometry.y + ln->y + y + ln->baseline + 1,
//// obj->cur.cache.geometry.x + ln->x + linex + x,
//// obj->cur.cache.geometry.y + ln->y + y + ln->baseline + 1,
x2 - linex,
1);
}
if (ti->format->underline) pline = 1;
linex = ti->parent.x;
r = ti->format->color.underline.r;
g = ti->format->color.underline.g;
b = ti->format->color.underline.b;
a = ti->format->color.underline.a;
}
if ((ti->format->underline2) && (!pline2) &&
((EINA_INLIST_GET(_ITEM(ti)))->next))
{
pline2 = 1;
line2x = ti->parent.x;
r2 = ti->format->color.underline2.r;
g2 = ti->format->color.underline2.g;
b2 = ti->format->color.underline2.b;
a2 = ti->format->color.underline2.a;
}
else if (((pline2) && (!ti->format->underline2)) ||
(!(EINA_INLIST_GET(_ITEM(ti)))->next) ||
(ti->format->color.underline2.r != r2) ||
(ti->format->color.underline2.g != g2) ||
(ti->format->color.underline2.b != b2) ||
(ti->format->color.underline2.a != a2))
{
if ((ti->format->underline2) && (!pline2))
{
line2x = ti->parent.x;
r2 = ti->format->color.underline2.r;
g2 = ti->format->color.underline2.g;
b2 = ti->format->color.underline2.b;
a2 = ti->format->color.underline2.a;
}
x2 = ti->parent.x + ti->parent.w;
if (!ti->format->underline2)
{
x2 = ti->parent.x;
pline2 = 0;
}
if (x2 > line2x)
{
ENFN->context_color_set(output,
context,
(obj->cur.cache.clip.r * r2) / 255,
(obj->cur.cache.clip.g * g2) / 255,
(obj->cur.cache.clip.b * b2) / 255,
(obj->cur.cache.clip.a * a2) / 255);
ENFN->rectangle_draw(output,
context,
surface,
obj->cur.geometry.x + ln->x + line2x + x,
obj->cur.geometry.y + ln->y + y + ln->baseline + 3,
//// obj->cur.cache.geometry.x + ln->x + line2x + x,
//// obj->cur.cache.geometry.y + ln->y + y + ln->baseline + 3,
x2 - line2x,
1);
}
if (ti->format->underline2) pline2 = 1;
line2x = ti->parent.x;
r2 = ti->format->color.underline2.r;
g2 = ti->format->color.underline2.g;
b2 = ti->format->color.underline2.b;
a2 = ti->format->color.underline2.a;
ITEM_WALK_LINE_SKIP_DROP();
/* NORMAL TEXT */
if (ti)
{
COLOR_SET(normal);
DRAW_TEXT(0, 0);
}
/* STRIKETHROUGH */
if ((pstrike) && (itr->x > strikex))
{
DRAW_RECT(strikex, (ln->h / 2), itr->x - strikex, 1, r3, g3, b3, a3);
}
if (ti)
{
if (ti->format->strikethrough)
{
pstrike = 1;
r3 = ti->format->color.strikethrough.r;
g3 = ti->format->color.strikethrough.g;
b3 = ti->format->color.strikethrough.b;
a3 = ti->format->color.strikethrough.a;
}
else
{
pstrike = 0;
}
}
if (pstrike && !EINA_INLIST_GET(itr)->next)
{
DRAW_RECT(itr->x, (ln->h / 2), itr->w, 1, r3, g3, b3, a3);
}
pstrike = (ti) ? ti->format->strikethrough : pstrike;
strikex = itr->x;
/* UNDERLINE */
if ((pline) && (itr->x > linex))
{
DRAW_RECT(linex, ln->baseline + 1, itr->x - linex, 1, r, g, b, a);
}
if (ti)
{
if (ti->format->underline)
{
pline = 1;
r = ti->format->color.underline.r;
g = ti->format->color.underline.g;
b = ti->format->color.underline.b;
a = ti->format->color.underline.a;
linex = itr->x;
}
else
{
pline = 0;
}
}
if (pline && !EINA_INLIST_GET(itr)->next)
{
DRAW_RECT(itr->x, ln->baseline + 1, itr->w, 1, r, g, b, a);
}
pline = (ti) ? ti->format->underline : pline;
/* UNDERLINE2 */
if ((pline2) && (itr->x > line2x))
{
DRAW_RECT(line2x, ln->baseline + 3, itr->x - line2x, 1, r2, g2, b2, a2);
}
if (ti)
{
if (ti->format->underline2)
{
pline2 = 1;
r2 = ti->format->color.underline2.r;
g2 = ti->format->color.underline2.g;
b2 = ti->format->color.underline2.b;
a2 = ti->format->color.underline2.a;
line2x = itr->x;
}
else
{
pline2 = 0;
}
}
if (pline2 && !EINA_INLIST_GET(itr)->next)
{
DRAW_RECT(itr->x, ln->baseline + 3, itr->w, 1, r2, g2, b2, a2);
}
pline2 = (ti) ? ti->format->underline2 : pline2;
}
ITEM_WALK_END();
}