static int
repaint(glw_gradient_t *gg, glw_root_t *gr, int tile, int w, int h, int tiles)
{
int x, y, n = showtime_get_ts(), m = 0;
uint8_t *p, *pixmap;
size_t s = h * w * GRAD_BPP;
if(w < 1 || h < 1)
return 0;
p = pixmap = malloc(s);
for(y = 0; y < h; y++) {
float a = (float)y / (float)h;
int r = 65280 * GLW_LERP(a, gg->gg_col1[0], gg->gg_col2[0]);
int g = 65280 * GLW_LERP(a, gg->gg_col1[1], gg->gg_col2[1]);
int b = 65280 * GLW_LERP(a, gg->gg_col1[2], gg->gg_col2[2]);
for(x = 0; x < w; x++) {
n = n * 1664525 + 1013904223;
*p++ = (b + (n & 0xff)) >> 8;
n = n * 1664525 + 1013904223;
*p++ = (g + (n & 0xff)) >> 8;
n = n * 1664525 + 1013904223;
*p++ = (r + (n & 0xff)) >> 8;
}
n = n ^ m;
m = m * 1664525 + 1013904223;
}
if(gg->gg_image_flags & GLW_IMAGE_BEVEL_TOP)
bevel_top(pixmap, w, h);
if(gg->gg_image_flags & GLW_IMAGE_BEVEL_BOTTOM)
bevel_bottom(pixmap, w, h);
glw_tex_upload(gr, &gg->gg_tex[0], pixmap, GLW_TEXTURE_FORMAT_RGB, w, h,
GLW_TEX_REPEAT);
if(tiles == 3) {
p = malloc(s);
memcpy(p, pixmap, s);
if(gg->gg_image_flags & GLW_IMAGE_BEVEL_LEFT)
bevel_left(p, w, h);
glw_tex_upload(gr, &gg->gg_tex[1], p, GLW_TEXTURE_FORMAT_RGB, w, h,
GLW_TEX_REPEAT);
memcpy(p, pixmap, s);
if(gg->gg_image_flags & GLW_IMAGE_BEVEL_RIGHT)
bevel_right(p, w, h);
glw_tex_upload(gr, &gg->gg_tex[2], p, GLW_TEXTURE_FORMAT_RGB, w, h,
GLW_TEX_REPEAT);
free(p);
}
free(pixmap);
return 1;
}
static void
glw_raster_render(glw_t *w, const glw_rctx_t *rc)
{
glw_raster_t *q = (void *)w;
#if 0
printf("RASTER W=%d H=%d\n", rc->rc_width, rc->rc_height);
int i;
for(i = 0; i < 16; i++) {
printf("%f%c", rc->rc_be.gbr_mtx[i], "\t\t\t\n"[i&3]);
}
#endif
if(!glw_is_tex_inited(&q->tex))
glw_tex_upload(w->glw_root, &q->tex, rastermap, GLW_TEXTURE_FORMAT_RGB,
RASTER_TILE_SIZE, RASTER_TILE_SIZE, GLW_TEX_REPEAT);
if(!glw_renderer_initialized(&q->r))
glw_renderer_init_quad(&q->r);
if(q->width != rc->rc_width || q->height != rc->rc_height) {
q->width = rc->rc_width;
q->height = rc->rc_height;
glw_renderer_vtx_pos(&q->r, 0, -1, -1, 0);
glw_renderer_vtx_st (&q->r, 0, 0, rc->rc_height / (float)RASTER_TILE_SIZE);
glw_renderer_vtx_pos(&q->r, 1, 1, -1, 0);
glw_renderer_vtx_st (&q->r, 1, rc->rc_width / (float)RASTER_TILE_SIZE, rc->rc_height / (float)RASTER_TILE_SIZE);
glw_renderer_vtx_pos(&q->r, 2, 1, 1, 0);
glw_renderer_vtx_st (&q->r, 2, rc->rc_width / (float)RASTER_TILE_SIZE, 0);
glw_renderer_vtx_pos(&q->r, 3, -1, 1, 0);
glw_renderer_vtx_st (&q->r, 3, 0, 0);
}
glw_renderer_draw(&q->r, w->glw_root, rc, &q->tex,
&q->color, NULL, rc->rc_alpha * w->glw_alpha, 0, NULL);
}
static void
glw_text_bitmap_layout(glw_t *w, const glw_rctx_t *rc)
{
glw_text_bitmap_t *gtb = (void *)w;
glw_root_t *gr = w->glw_root;
gr->gr_can_externalize = 0;
// Initialize renderers
if(unlikely(!glw_renderer_initialized(>b->gtb_text_renderer)))
glw_renderer_init_quad(>b->gtb_text_renderer);
if(w->glw_class == &glw_text &&
unlikely(!glw_renderer_initialized(>b->gtb_cursor_renderer)))
glw_renderer_init_quad(>b->gtb_cursor_renderer);
if(gtb->gtb_background_alpha > GLW_ALPHA_EPSILON &&
unlikely(!glw_renderer_initialized(>b->gtb_cursor_renderer))) {
glw_renderer_init_quad(>b->gtb_background_renderer);
glw_renderer_vtx_pos(>b->gtb_background_renderer, 0, -1, -1, 0);
glw_renderer_vtx_pos(>b->gtb_background_renderer, 1, 1, -1, 0);
glw_renderer_vtx_pos(>b->gtb_background_renderer, 2, 1, 1, 0);
glw_renderer_vtx_pos(>b->gtb_background_renderer, 3, -1, 1, 0);
}
// Upload texture
image_component_t *ic = image_find_component(gtb->gtb_image, IMAGE_PIXMAP);
if(ic != NULL) {
glw_tex_upload(gr, >b->gtb_texture, ic->pm, 0);
gtb->gtb_margin = ic->pm->pm_margin;
image_clear_component(ic);
gtb->gtb_need_layout = 1;
}
const int tex_width = glw_tex_width(>b->gtb_texture);
const int tex_height = glw_tex_height(>b->gtb_texture);
ic = image_find_component(gtb->gtb_image, IMAGE_TEXT_INFO);
image_component_text_info_t *ti = ic ? &ic->text_info : NULL;
// Check if we need to repaint
if(gtb->gtb_saved_width != rc->rc_width ||
gtb->gtb_saved_height != rc->rc_height) {
if(ti != NULL && gtb->gtb_state == GTB_VALID) {
if(ti->ti_flags & IMAGE_TEXT_WRAPPED)
gtb->gtb_state = GTB_NEED_RENDER;
if(rc->rc_width > gtb->gtb_saved_width &&
ti->ti_flags & IMAGE_TEXT_TRUNCATED)
gtb->gtb_state = GTB_NEED_RENDER;
if(gtb->gtb_flags & GTB_ELLIPSIZE) {
if(ti->ti_flags & IMAGE_TEXT_TRUNCATED) {
gtb->gtb_state = GTB_NEED_RENDER;
} else {
if(rc->rc_width - gtb->gtb_padding[2] - gtb->gtb_padding[0] <
tex_width - gtb->gtb_margin * 2)
gtb->gtb_state = GTB_NEED_RENDER;
if(rc->rc_height - gtb->gtb_padding[1] - gtb->gtb_padding[3] <
tex_height - gtb->gtb_margin * 2)
gtb->gtb_state = GTB_NEED_RENDER;
}
}
}
gtb->gtb_saved_width = rc->rc_width;
gtb->gtb_saved_height = rc->rc_height;
gtb->gtb_update_cursor = 1;
gtb->gtb_need_layout = 1;
if(gtb->w.glw_flags2 & GLW2_DEBUG)
printf(" textbitmap: Parent widget gives us :%d x %d ti=%p\n",
rc->rc_width, rc->rc_height, ti);
}
if(ti != NULL && gtb->gtb_need_layout) {
const int margin = gtb->gtb_margin;
int left = gtb->gtb_padding[0] - margin;
int top = rc->rc_height - gtb->gtb_padding[1] + margin;
int right = rc->rc_width - gtb->gtb_padding[2] + margin;
int bottom = gtb->gtb_padding[3] - margin;
int text_width = tex_width;
int text_height = tex_height;
float x1, y1, x2, y2;
if(gtb->w.glw_flags2 & GLW2_DEBUG)
printf(" textbitmap: text_width:%d left:%d right:%d margin:%d\n",
text_width, left, right, margin);
// Vertical
if(text_height > top - bottom) {
// Oversized, must cut
text_height = top - bottom;
} else {
switch(w->glw_alignment) {
case LAYOUT_ALIGN_CENTER:
case LAYOUT_ALIGN_LEFT:
case LAYOUT_ALIGN_RIGHT:
bottom = (bottom + top - text_height) / 2;
top = bottom + text_height;
break;
case LAYOUT_ALIGN_TOP_LEFT:
case LAYOUT_ALIGN_TOP_RIGHT:
case LAYOUT_ALIGN_TOP:
case LAYOUT_ALIGN_JUSTIFIED:
bottom = top - tex_height;
break;
case LAYOUT_ALIGN_BOTTOM:
case LAYOUT_ALIGN_BOTTOM_LEFT:
case LAYOUT_ALIGN_BOTTOM_RIGHT:
top = bottom + tex_height;
break;
}
}
y1 = -1.0f + 2.0f * bottom / (float)rc->rc_height;
y2 = -1.0f + 2.0f * top / (float)rc->rc_height;
// Horizontal
if(text_width > right - left || ti->ti_flags & IMAGE_TEXT_TRUNCATED) {
// Oversized, must cut
text_width = right - left;
if(gtb->w.glw_flags2 & GLW2_DEBUG)
printf(" textbitmap: Oversized, must cut. Width is now %d\n",
text_width);
#if 0
if(!(gtb->gtb_flags & GTB_ELLIPSIZE)) {
glw_renderer_vtx_col(>b->gtb_text_renderer, 0, 1,1,1,1+text_width/20);
glw_renderer_vtx_col(>b->gtb_text_renderer, 1, 1,1,1,0);
glw_renderer_vtx_col(>b->gtb_text_renderer, 2, 1,1,1,0);
glw_renderer_vtx_col(>b->gtb_text_renderer, 3, 1,1,1,1+text_width/20);
}
#endif
} else {
glw_renderer_vtx_col_reset(>b->gtb_text_renderer);
switch(w->glw_alignment) {
case LAYOUT_ALIGN_JUSTIFIED:
case LAYOUT_ALIGN_CENTER:
case LAYOUT_ALIGN_BOTTOM:
case LAYOUT_ALIGN_TOP:
left = (left + right - text_width) / 2;
right = left + text_width;
break;
case LAYOUT_ALIGN_LEFT:
case LAYOUT_ALIGN_TOP_LEFT:
case LAYOUT_ALIGN_BOTTOM_LEFT:
right = left + tex_width;
break;
case LAYOUT_ALIGN_RIGHT:
case LAYOUT_ALIGN_TOP_RIGHT:
case LAYOUT_ALIGN_BOTTOM_RIGHT:
left = right - tex_width;
break;
}
}
x1 = -1.0f + 2.0f * left / (float)rc->rc_width;
x2 = -1.0f + 2.0f * right / (float)rc->rc_width;
const float s = text_width / (float)tex_width;
const float t = text_height / (float)tex_height;
if(gtb->w.glw_flags2 & GLW2_DEBUG)
printf(" s=%f t=%f\n", s, t);
glw_renderer_vtx_pos(>b->gtb_text_renderer, 0, x1, y1, 0.0);
glw_renderer_vtx_st (>b->gtb_text_renderer, 0, 0, t);
glw_renderer_vtx_pos(>b->gtb_text_renderer, 1, x2, y1, 0.0);
glw_renderer_vtx_st (>b->gtb_text_renderer, 1, s, t);
glw_renderer_vtx_pos(>b->gtb_text_renderer, 2, x2, y2, 0.0);
glw_renderer_vtx_st (>b->gtb_text_renderer, 2, s, 0);
glw_renderer_vtx_pos(>b->gtb_text_renderer, 3, x1, y2, 0.0);
glw_renderer_vtx_st (>b->gtb_text_renderer, 3, 0, 0);
}
if(w->glw_class == &glw_text && gtb->gtb_update_cursor &&
gtb->gtb_state == GTB_VALID) {
int i = gtb->gtb_edit_ptr;
int left;
float x1, y1, x2, y2;
if(ti != NULL && ti->ti_charpos != NULL) {
if(i < ti->ti_charposlen) {
left = ti->ti_charpos[i*2 ];
} else {
left = ti->ti_charpos[2 * ti->ti_charposlen - 1];
}
} else {
left = 0;
}
left += gtb->gtb_padding[0];
x1 = -1.0f + 2.0f * (left - 1) / (float)rc->rc_width;
x2 = -1.0f + 2.0f * (left ) / (float)rc->rc_width;
y1 = -1.0f + 2.0f * gtb->gtb_padding[3] / (float)rc->rc_height;
y2 = 1.0f - 2.0f * gtb->gtb_padding[1] / (float)rc->rc_height;
glw_renderer_vtx_pos(>b->gtb_cursor_renderer, 0, x1, y1, 0.0);
glw_renderer_vtx_pos(>b->gtb_cursor_renderer, 1, x2, y1, 0.0);
glw_renderer_vtx_pos(>b->gtb_cursor_renderer, 2, x2, y2, 0.0);
glw_renderer_vtx_pos(>b->gtb_cursor_renderer, 3, x1, y2, 0.0);
if(w->glw_flags2 & GLW2_DEBUG) {
printf("Cursor updated %f %f %f %f rect:%d,%d\n",
x1, y1, x2, y2, rc->rc_width, rc->rc_height);
}
gtb->gtb_update_cursor = 0;
}
gtb->gtb_paint_cursor =
gtb->gtb_flags & GTB_PERMANENT_CURSOR ||
(w->glw_class == &glw_text && glw_is_focused(w));
if(gtb->gtb_paint_cursor && rc->rc_alpha > GLW_ALPHA_EPSILON)
glw_need_refresh(gr, 0);
gtb->gtb_need_layout = 0;
if(gtb->gtb_state == GTB_VALID && gtb->gtb_deferred_realize) {
gtb->gtb_deferred_realize = 0;
gtb_realize(gtb);
}
if(gtb->gtb_state != GTB_NEED_RENDER)
return;
TAILQ_INSERT_TAIL(&gr->gr_gtb_render_queue, gtb, gtb_workq_link);
gtb->gtb_state = GTB_QUEUED_FOR_RENDERING;
hts_cond_signal(&gr->gr_gtb_work_cond);
}
static void
glw_text_bitmap_layout(glw_t *w, glw_rctx_t *rc)
{
glw_text_bitmap_t *gtb = (void *)w;
glw_root_t *gr = w->glw_root;
pixmap_t *pm = gtb->gtb_pixmap;
// Initialize renderers
if(!glw_renderer_initialized(>b->gtb_text_renderer))
glw_renderer_init_quad(>b->gtb_text_renderer);
if(w->glw_class == &glw_text &&
!glw_renderer_initialized(>b->gtb_cursor_renderer))
glw_renderer_init_quad(>b->gtb_cursor_renderer);
// Upload texture
if(pm != NULL && pm->pm_pixels != NULL) {
int fmt;
fmt = pm->pm_type == PIXMAP_IA ? GLW_TEXTURE_FORMAT_I8A8 : GLW_TEXTURE_FORMAT_BGR32;
glw_tex_upload(gr, >b->gtb_texture, pm->pm_pixels,
fmt, pm->pm_width, pm->pm_height, 0);
free(pm->pm_pixels);
pm->pm_pixels = NULL;
gtb->gtb_need_layout = 1;
}
// Check if we need to repaint
if((gtb->gtb_saved_width != rc->rc_width ||
gtb->gtb_saved_height != rc->rc_height)) {
if(pm != NULL && gtb->gtb_state == GTB_VALID) {
if(pm->pm_flags & PIXMAP_TEXT_WRAPPED)
gtb->gtb_state = GTB_NEED_RENDER;
if(rc->rc_width > gtb->gtb_saved_width &&
pm->pm_flags & PIXMAP_TEXT_TRUNCATED)
gtb->gtb_state = GTB_NEED_RENDER;
if(gtb->gtb_flags & GTB_ELLIPSIZE) {
if(pm->pm_flags & PIXMAP_TEXT_TRUNCATED) {
gtb->gtb_state = GTB_NEED_RENDER;
} else {
if(rc->rc_width - gtb->gtb_padding_right - gtb->gtb_padding_left <
pm->pm_width - pm->pm_margin * 2)
gtb->gtb_state = GTB_NEED_RENDER;
if(rc->rc_height - gtb->gtb_padding_top - gtb->gtb_padding_bottom <
pm->pm_height - pm->pm_margin * 2)
gtb->gtb_state = GTB_NEED_RENDER;
}
}
}
gtb->gtb_saved_width = rc->rc_width;
gtb->gtb_saved_height = rc->rc_height;
gtb->gtb_need_layout = 1;
if(gtb->w.glw_flags & GLW_DEBUG)
printf(" parent widget gives us :%d x %d\n", rc->rc_width, rc->rc_height);
}
if(pm != NULL && gtb->gtb_need_layout) {
int left = gtb->gtb_padding_left - pm->pm_margin;
int top = rc->rc_height - gtb->gtb_padding_top + pm->pm_margin;
int right = rc->rc_width - gtb->gtb_padding_right + pm->pm_margin;
int bottom = gtb->gtb_padding_bottom - pm->pm_margin;
int text_width = pm->pm_width;
int text_height = pm->pm_height;
float x1, y1, x2, y2;
// Horizontal
if(text_width > right - left) {
// Oversized, must cut
text_width = right - left;
if(!(gtb->gtb_flags & GTB_ELLIPSIZE)) {
glw_renderer_vtx_col(>b->gtb_text_renderer, 0, 1,1,1,1+text_width/20);
glw_renderer_vtx_col(>b->gtb_text_renderer, 1, 1,1,1,0);
glw_renderer_vtx_col(>b->gtb_text_renderer, 2, 1,1,1,0);
glw_renderer_vtx_col(>b->gtb_text_renderer, 3, 1,1,1,1+text_width/20);
}
} else {
glw_renderer_vtx_col(>b->gtb_text_renderer, 0, 1,1,1,1);
glw_renderer_vtx_col(>b->gtb_text_renderer, 1, 1,1,1,1);
glw_renderer_vtx_col(>b->gtb_text_renderer, 2, 1,1,1,1);
glw_renderer_vtx_col(>b->gtb_text_renderer, 3, 1,1,1,1);
switch(w->glw_alignment) {
case LAYOUT_ALIGN_JUSTIFIED:
case LAYOUT_ALIGN_CENTER:
case LAYOUT_ALIGN_BOTTOM:
case LAYOUT_ALIGN_TOP:
left = (left + right - text_width) / 2;
right = left + text_width;
break;
case LAYOUT_ALIGN_LEFT:
case LAYOUT_ALIGN_TOP_LEFT:
case LAYOUT_ALIGN_BOTTOM_LEFT:
right = left + pm->pm_width;
break;
case LAYOUT_ALIGN_RIGHT:
case LAYOUT_ALIGN_TOP_RIGHT:
case LAYOUT_ALIGN_BOTTOM_RIGHT:
left = right - pm->pm_width;
break;
}
}
// Vertical
if(text_height > top - bottom) {
// Oversized, must cut
text_height = top - bottom;
} else {
switch(w->glw_alignment) {
case LAYOUT_ALIGN_CENTER:
case LAYOUT_ALIGN_LEFT:
case LAYOUT_ALIGN_RIGHT:
bottom = (bottom + top - text_height) / 2;
top = bottom + text_height;
break;
case LAYOUT_ALIGN_TOP_LEFT:
case LAYOUT_ALIGN_TOP_RIGHT:
case LAYOUT_ALIGN_TOP:
case LAYOUT_ALIGN_JUSTIFIED:
bottom = top - pm->pm_height;
break;
case LAYOUT_ALIGN_BOTTOM:
case LAYOUT_ALIGN_BOTTOM_LEFT:
case LAYOUT_ALIGN_BOTTOM_RIGHT:
top = bottom + pm->pm_height;
break;
}
}
x1 = -1.0f + 2.0f * left / (float)rc->rc_width;
y1 = -1.0f + 2.0f * bottom / (float)rc->rc_height;
x2 = -1.0f + 2.0f * right / (float)rc->rc_width;
y2 = -1.0f + 2.0f * top / (float)rc->rc_height;
float s, t;
if(gr->gr_normalized_texture_coords) {
s = text_width / (float)pm->pm_width;
t = text_height / (float)pm->pm_height;
} else {
s = text_width;
t = text_height;
}
glw_renderer_vtx_pos(>b->gtb_text_renderer, 0, x1, y1, 0.0);
glw_renderer_vtx_st (>b->gtb_text_renderer, 0, 0, t);
glw_renderer_vtx_pos(>b->gtb_text_renderer, 1, x2, y1, 0.0);
glw_renderer_vtx_st (>b->gtb_text_renderer, 1, s, t);
glw_renderer_vtx_pos(>b->gtb_text_renderer, 2, x2, y2, 0.0);
glw_renderer_vtx_st (>b->gtb_text_renderer, 2, s, 0);
glw_renderer_vtx_pos(>b->gtb_text_renderer, 3, x1, y2, 0.0);
glw_renderer_vtx_st (>b->gtb_text_renderer, 3, 0, 0);
}
if(w->glw_class == &glw_text && gtb->gtb_update_cursor &&
gtb->gtb_state == GTB_VALID) {
int i = gtb->gtb_edit_ptr;
int left, right;
float x1, y1, x2, y2;
if(pm != NULL && pm->pm_charpos != NULL) {
if(i < pm->pm_charposlen) {
left = pm->pm_charpos[i*2 ];
right = pm->pm_charpos[i*2+1];
} else {
left = pm->pm_charpos[2*pm->pm_charposlen - 1];
right = left + 10;
}
left += gtb->gtb_padding_left;
right += gtb->gtb_padding_left;
} else {
left = 0;
right = 10;
}
x1 = -1.0f + 2.0f * left / (float)rc->rc_width;
x2 = -1.0f + 2.0f * right / (float)rc->rc_width;
y1 = -0.9f;
y2 = 0.9f;
glw_renderer_vtx_pos(>b->gtb_cursor_renderer, 0, x1, y1, 0.0);
glw_renderer_vtx_pos(>b->gtb_cursor_renderer, 1, x2, y1, 0.0);
glw_renderer_vtx_pos(>b->gtb_cursor_renderer, 2, x2, y2, 0.0);
glw_renderer_vtx_pos(>b->gtb_cursor_renderer, 3, x1, y2, 0.0);
gtb->gtb_update_cursor = 0;
}
gtb->gtb_paint_cursor = w->glw_class == &glw_text && glw_is_focused(w);
gtb->gtb_need_layout = 0;
if(gtb->gtb_state == GTB_VALID && gtb->gtb_deferred_realize) {
gtb->gtb_deferred_realize = 0;
gtb_realize(gtb);
}
if(gtb->gtb_state != GTB_NEED_RENDER)
return;
TAILQ_INSERT_TAIL(&gr->gr_gtb_render_queue, gtb, gtb_workq_link);
gtb->gtb_state = GTB_QUEUED_FOR_RENDERING;
hts_cond_signal(&gr->gr_gtb_work_cond);
}