/** * Same as #UI_fontstyle_draw but draw a colored backdrop. */ void UI_fontstyle_draw_simple_backdrop(const uiFontStyle *fs, float x, float y, const char *str, const float col_fg[4], const float col_bg[4]) { if (fs->kerning == 1) { BLF_enable(fs->uifont_id, BLF_KERNING_DEFAULT); } UI_fontstyle_set(fs); { const float width = BLF_width(fs->uifont_id, str, BLF_DRAW_STR_DUMMY_MAX); const float height = BLF_height_max(fs->uifont_id); const float decent = BLF_descender(fs->uifont_id); const float margin = height / 4.0f; /* backdrop */ float color[4] = {col_bg[0], col_bg[1], col_bg[2], 0.5f}; UI_draw_roundbox_corner_set(UI_CNR_ALL); UI_draw_roundbox_aa(true, x - margin, (y + decent) - margin, x + width + margin, (y + decent) + height + margin, margin, color); } BLF_position(fs->uifont_id, x, y, 0.0f); BLF_color4fv(fs->uifont_id, col_fg); BLF_draw(fs->uifont_id, str, BLF_DRAW_STR_DUMMY_MAX); if (fs->kerning == 1) { BLF_disable(fs->uifont_id, BLF_KERNING_DEFAULT); } }
/** * Same as #UI_fontstyle_draw but draw a colored backdrop. */ void UI_fontstyle_draw_simple_backdrop( const uiFontStyle *fs, float x, float y, const char *str, const unsigned char fg[4], const unsigned char bg[4]) { if (fs->kerning == 1) BLF_enable(fs->uifont_id, BLF_KERNING_DEFAULT); UI_fontstyle_set(fs); { const float width = BLF_width(fs->uifont_id, str, BLF_DRAW_STR_DUMMY_MAX); const float height = BLF_height_max(fs->uifont_id); const float decent = BLF_descender(fs->uifont_id); const float margin = height / 4.0f; /* backdrop */ glColor4ubv(bg); UI_draw_roundbox_corner_set(UI_CNR_ALL | UI_RB_ALPHA); UI_draw_roundbox( x - margin, (y + decent) - margin, x + width + margin, (y + decent) + height + margin, margin); glColor4ubv(fg); } BLF_position(fs->uifont_id, x, y, 0.0f); BLF_draw(fs->uifont_id, str, BLF_DRAW_STR_DUMMY_MAX); if (fs->kerning == 1) BLF_disable(fs->uifont_id, BLF_KERNING_DEFAULT); }
void UI_fontstyle_draw_ex(const uiFontStyle *fs, const rcti *rect, const char *str, const uchar col[4], const struct uiFontStyleDraw_Params *fs_params, size_t len, float *r_xofs, float *r_yofs) { int xofs = 0, yofs; int font_flag = BLF_CLIPPING; UI_fontstyle_set(fs); /* set the flag */ if (fs->shadow) { font_flag |= BLF_SHADOW; const float shadow_color[4] = { fs->shadowcolor, fs->shadowcolor, fs->shadowcolor, fs->shadowalpha}; BLF_shadow(fs->uifont_id, fs->shadow, shadow_color); BLF_shadow_offset(fs->uifont_id, fs->shadx, fs->shady); } if (fs->kerning == 1) { font_flag |= BLF_KERNING_DEFAULT; } if (fs_params->word_wrap == 1) { font_flag |= BLF_WORD_WRAP; } BLF_enable(fs->uifont_id, font_flag); if (fs_params->word_wrap == 1) { /* draw from boundbox top */ yofs = BLI_rcti_size_y(rect) - BLF_height_max(fs->uifont_id); } else { /* draw from boundbox center */ float height = BLF_ascender(fs->uifont_id) + BLF_descender(fs->uifont_id); yofs = ceil(0.5f * (BLI_rcti_size_y(rect) - height)); } if (fs_params->align == UI_STYLE_TEXT_CENTER) { xofs = floor(0.5f * (BLI_rcti_size_x(rect) - BLF_width(fs->uifont_id, str, len))); } else if (fs_params->align == UI_STYLE_TEXT_RIGHT) { xofs = BLI_rcti_size_x(rect) - BLF_width(fs->uifont_id, str, len); } yofs = MAX2(0, yofs); xofs = MAX2(0, xofs); BLF_clipping(fs->uifont_id, rect->xmin, rect->ymin, rect->xmax, rect->ymax); BLF_position(fs->uifont_id, rect->xmin + xofs, rect->ymin + yofs, 0.0f); BLF_color4ubv(fs->uifont_id, col); BLF_draw(fs->uifont_id, str, len); BLF_disable(fs->uifont_id, font_flag); *r_xofs = xofs; *r_yofs = yofs; }
/* drawn same as above, but at 90 degree angle */ void UI_fontstyle_draw_rotated(const uiFontStyle *fs, const rcti *rect, const char *str, const uchar col[4]) { float height; int xofs, yofs; float angle; rcti txtrect; UI_fontstyle_set(fs); height = BLF_ascender(fs->uifont_id) + BLF_descender(fs->uifont_id); /* becomes x-offset when rotated */ xofs = ceil(0.5f * (BLI_rcti_size_y(rect) - height)); /* ignore UI_STYLE, always aligned to top */ /* rotate counter-clockwise for now (assumes left-to-right language)*/ xofs += height; yofs = BLF_width(fs->uifont_id, str, BLF_DRAW_STR_DUMMY_MAX) + 5; angle = M_PI_2; /* translate rect to vertical */ txtrect.xmin = rect->xmin - BLI_rcti_size_y(rect); txtrect.ymin = rect->ymin - BLI_rcti_size_x(rect); txtrect.xmax = rect->xmin; txtrect.ymax = rect->ymin; /* clip is very strict, so we give it some space */ /* clipping is done without rotation, so make rect big enough to contain both positions */ BLF_clipping(fs->uifont_id, txtrect.xmin - 1, txtrect.ymin - yofs - xofs - 4, rect->xmax + 1, rect->ymax + 4); BLF_enable(fs->uifont_id, BLF_CLIPPING); BLF_position(fs->uifont_id, txtrect.xmin + xofs, txtrect.ymax - yofs, 0.0f); BLF_enable(fs->uifont_id, BLF_ROTATION); BLF_rotation(fs->uifont_id, angle); BLF_color4ubv(fs->uifont_id, col); if (fs->shadow) { BLF_enable(fs->uifont_id, BLF_SHADOW); const float shadow_color[4] = { fs->shadowcolor, fs->shadowcolor, fs->shadowcolor, fs->shadowalpha}; BLF_shadow(fs->uifont_id, fs->shadow, shadow_color); BLF_shadow_offset(fs->uifont_id, fs->shadx, fs->shady); } if (fs->kerning == 1) { BLF_enable(fs->uifont_id, BLF_KERNING_DEFAULT); } BLF_draw(fs->uifont_id, str, BLF_DRAW_STR_DUMMY_MAX); BLF_disable(fs->uifont_id, BLF_ROTATION); BLF_disable(fs->uifont_id, BLF_CLIPPING); if (fs->shadow) { BLF_disable(fs->uifont_id, BLF_SHADOW); } if (fs->kerning == 1) { BLF_disable(fs->uifont_id, BLF_KERNING_DEFAULT); } }
int textview_draw(TextViewContext *tvc, const int draw, int mval[2], void **mouse_pick, int *pos_pick) { ConsoleDrawContext cdc = {0}; int x_orig = CONSOLE_DRAW_MARGIN, y_orig = CONSOLE_DRAW_MARGIN + tvc->lheight / 6; int xy[2], y_prev; int sel[2] = {-1, -1}; /* defaults disabled */ unsigned char fg[3], bg[3]; const int font_id = blf_mono_font; console_font_begin(font_id, tvc->lheight); xy[0] = x_orig; xy[1] = y_orig; if (mval[1] != INT_MAX) mval[1] += (tvc->ymin + CONSOLE_DRAW_MARGIN); if (pos_pick) *pos_pick = 0; /* constants for the sequencer context */ cdc.font_id = font_id; cdc.cwidth = (int)BLF_fixed_width(font_id); assert(cdc.cwidth > 0); cdc.lheight = tvc->lheight; cdc.lofs = -BLF_descender(font_id); /* note, scroll bar must be already subtracted () */ cdc.console_width = (tvc->winx - (CONSOLE_DRAW_MARGIN * 2)) / cdc.cwidth; /* avoid divide by zero on small windows */ if (cdc.console_width < 1) cdc.console_width = 1; cdc.winx = tvc->winx - CONSOLE_DRAW_MARGIN; cdc.ymin = tvc->ymin; cdc.ymax = tvc->ymax; cdc.xy = xy; cdc.sel = sel; cdc.pos_pick = pos_pick; cdc.mval = mval; cdc.draw = draw; /* shouldnt be needed */ tvc->cwidth = cdc.cwidth; tvc->console_width = cdc.console_width; tvc->iter_index = 0; if (tvc->sel_start != tvc->sel_end) { sel[0] = tvc->sel_start; sel[1] = tvc->sel_end; } if (tvc->begin(tvc)) { unsigned char bg_sel[4] = {0}; if (draw && tvc->const_colors) { tvc->const_colors(tvc, bg_sel); } do { const char *ext_line; int ext_len; int color_flag = 0; y_prev = xy[1]; if (draw) color_flag = tvc->line_color(tvc, fg, bg); tvc->line_get(tvc, &ext_line, &ext_len); if (!console_draw_string(&cdc, ext_line, ext_len, (color_flag & TVC_LINE_FG) ? fg : NULL, (color_flag & TVC_LINE_BG) ? bg : NULL, bg_sel)) { /* when drawing, if we pass v2d->cur.ymax, then quit */ if (draw) { break; /* past the y limits */ } } if ((mval[1] != INT_MAX) && (mval[1] >= y_prev && mval[1] <= xy[1])) { *mouse_pick = (void *)tvc->iter; break; } tvc->iter_index++; } while (tvc->step(tvc)); } tvc->end(tvc); xy[1] += tvc->lheight * 2; return xy[1] - y_orig; }