static void
glw_bar_layout(glw_t *w, const glw_rctx_t *rc)
{
glw_bar_t *gb = (void *)w;
float r, g, b, x;
if(w->glw_alpha < GLW_ALPHA_EPSILON)
return;
if(!glw_renderer_initialized(&gb->gb_gr)) {
glw_renderer_init_quad(&gb->gb_gr);
gb->gb_update = 1;
}
if(gb->gb_update) {
gb->gb_update = 0;
r = GLW_LERP(gb->gb_fill, gb->gb_col1[0], gb->gb_col2[0]);
g = GLW_LERP(gb->gb_fill, gb->gb_col1[1], gb->gb_col2[1]);
b = GLW_LERP(gb->gb_fill, gb->gb_col1[2], gb->gb_col2[2]);
x = GLW_LERP(gb->gb_fill, -1, 1);
glw_renderer_vtx_pos(&gb->gb_gr, 0, -1.0, -1.0, 0.0);
glw_renderer_vtx_col(&gb->gb_gr, 0,
gb->gb_col1[0],
gb->gb_col1[1],
gb->gb_col1[2],
1.0);
glw_renderer_vtx_pos(&gb->gb_gr, 1, x, -1.0, 0.0);
glw_renderer_vtx_col(&gb->gb_gr, 1, r, g, b, 1.0);
glw_renderer_vtx_pos(&gb->gb_gr, 2, x, 1.0, 0.0);
glw_renderer_vtx_col(&gb->gb_gr, 2, r, g, b, 1.0);
glw_renderer_vtx_pos(&gb->gb_gr, 3, -1.0, 1.0, 0.0);
glw_renderer_vtx_col(&gb->gb_gr, 3,
gb->gb_col1[0],
gb->gb_col1[1],
gb->gb_col1[2],
1.0);
glw_need_refresh(w->glw_root, 0);
}
}
static void
glw_throbber3d_render(glw_t *w, const glw_rctx_t *rc)
{
glw_throbber3d_t *gt = (glw_throbber3d_t *)w;
glw_rctx_t rc0, rc1;
int i;
glw_root_t *gr = w->glw_root;
float a0 = w->glw_alpha * rc->rc_alpha;
if(a0 < 0.01)
return;
if(!glw_renderer_initialized(>->renderer)) {
glw_renderer_init(>->renderer, 16, 12, surfaces);
for(i = 0; i < 16; i++) {
glw_renderer_vtx_pos(>->renderer, i, pinvtx(i & 7));
if(i < 8)
glw_renderer_vtx_col(>->renderer, i, 1,1,1,1);
else
glw_renderer_vtx_col(>->renderer, i, 0.25, 0.25, 0.25, 1);
}
}
rc0 = *rc;
glw_scale_to_aspect(&rc0, 1.0);
glw_blendmode(gr, GLW_BLEND_ADDITIVE);
#define NUMPINS 15
for(i = 1; i < NUMPINS; i++) {
float alpha = (1 - ((float)i / NUMPINS)) * rc->rc_alpha * w->glw_alpha;
rc1 = rc0;
glw_Rotatef(&rc1, 0.1 * gt->angle - i * ((360 / NUMPINS) / 3), 0, 1, 0);
glw_Rotatef(&rc1, gt->angle - i * (360 / NUMPINS), 0, 0, 1);
glw_renderer_draw(>->renderer, gr, &rc1,
NULL, NULL, NULL, alpha, 0, NULL);
}
glw_blendmode(gr, GLW_BLEND_NORMAL);
}
static void
glw_image_layout_alpha_edges(glw_root_t *gr, glw_rctx_t *rc, glw_image_t *gi,
glw_loadable_texture_t *glt)
{
float tex[4][2];
float vex[4][2];
int x, y, i = 0;
if(gr->gr_normalized_texture_coords) {
tex[0][0] = 0.0f;
tex[1][0] = 0.0f + (float)gi->gi_alpha_edge / glt->glt_xs;
tex[2][0] = glt->glt_s - (float)gi->gi_alpha_edge / glt->glt_xs;
tex[3][0] = glt->glt_s;
tex[0][1] = 0.0f;
tex[1][1] = 0.0f + (float)gi->gi_alpha_edge / glt->glt_ys;
tex[2][1] = glt->glt_t - (float)gi->gi_alpha_edge / glt->glt_ys;
tex[3][1] = glt->glt_t;
} else {
tex[0][0] = 0.0f;
tex[1][0] = gi->gi_alpha_edge;
tex[2][0] = glt->glt_xs - gi->gi_alpha_edge;
tex[3][0] = glt->glt_xs;
tex[0][1] = 0.0f;
tex[1][1] = gi->gi_alpha_edge;
tex[2][1] = glt->glt_ys - gi->gi_alpha_edge;
tex[3][1] = glt->glt_ys;
}
vex[0][0] = -1.0f;
vex[1][0] = GLW_MIN(-1.0f + 2.0f * gi->gi_alpha_edge / rc->rc_width, 0.0f);
vex[2][0] = GLW_MAX( 1.0f - 2.0f * gi->gi_alpha_edge / rc->rc_width, 0.0f);
vex[3][0] = 1.0f;
vex[0][1] = 1.0f;
vex[1][1] = GLW_MAX( 1.0f - 2.0f * gi->gi_alpha_edge / rc->rc_height, 0.0f);
vex[2][1] = GLW_MIN(-1.0f + 2.0f * gi->gi_alpha_edge / rc->rc_height, 0.0f);
vex[3][1] = -1.0f;
for(y = 0; y < 4; y++) {
for(x = 0; x < 4; x++) {
glw_renderer_vtx_pos(&gi->gi_gr, i, vex[x][0], vex[y][1], 0.0f);
glw_renderer_vtx_st (&gi->gi_gr, i, tex[x][0], tex[y][1]);
glw_renderer_vtx_col(&gi->gi_gr, i, 1, 1, 1, alphaborder[x][y]);
i++;
}
}
}
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);
}
