/* * File : rtgui_theme.c * This file is part of RTGUI in RT-Thread RTOS * COPYRIGHT (C) 2006 - 2009, RT-Thread Development Team * * The license and distribution terms for this file may be * found in the file LICENSE in this distribution or at * http://www.rt-thread.org/license/LICENSE * * Change Logs: * Date Author Notes * 2009-10-04 Bernard first version */ #include #include #include #include #include #include #include #include #include #include #include #define SELECTED_HEIGHT 25 const rtgui_color_t default_foreground = RTGUI_RGB(0x00, 0x00, 0x00); const rtgui_color_t default_background = RTGUI_RGB(212, 208, 200); const rtgui_color_t selected_color = RTGUI_RGB(0xc0, 0xc0, 0xc0); extern struct rtgui_font rtgui_font_asc16; extern struct rtgui_font rtgui_font_arial16; extern struct rtgui_font rtgui_font_asc12; extern struct rtgui_font rtgui_font_arial12; /* init theme */ void rtgui_system_theme_init() { #if RTGUI_DEFAULT_FONT_SIZE == 16 rtgui_font_set_defaut(&rtgui_font_asc16); #elif RTGUI_DEFAULT_FONT_SIZE == 12 rtgui_font_set_defaut(&rtgui_font_asc12); #else rtgui_font_set_defaut(&rtgui_font_asc12); #endif } static const rt_uint8_t close_byte[14] = {0x06, 0x18, 0x03, 0x30, 0x01, 0xE0, 0x00, 0xC0, 0x01, 0xE0, 0x03, 0x30, 0x06, 0x18 }; /* window drawing */ void rtgui_theme_draw_win(struct rtgui_topwin* win) { struct rtgui_dc* dc; rtgui_rect_t rect; /* begin drawing */ dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(win->title)); if (dc == RT_NULL) return; /* get rect */ rtgui_widget_get_rect(RTGUI_WIDGET(win->title), &rect); /* draw border */ if (win->flag & WINTITLE_BORDER) { rect.x2 -= 1; rect.y2 -= 1; RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(win->title)) = RTGUI_RGB(212, 208, 200); rtgui_dc_draw_hline(dc, rect.x1, rect.x2, rect.y1); rtgui_dc_draw_vline(dc, rect.x1, rect.y1, rect.y2); RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(win->title)) = white; rtgui_dc_draw_hline(dc, rect.x1 + 1, rect.x2 - 1, rect.y1 + 1); rtgui_dc_draw_vline(dc, rect.x1 + 1, rect.y1 + 1, rect.y2 - 1); RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(win->title)) = RTGUI_RGB(128, 128, 128); rtgui_dc_draw_hline(dc, rect.x1 + 1, rect.x2 - 1, rect.y2 - 1); rtgui_dc_draw_vline(dc, rect.x2 - 1, rect.y1 + 1, rect.y2 - 1); RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(win->title)) = RTGUI_RGB(64, 64, 64); rtgui_dc_draw_hline(dc, rect.x1, rect.x2, rect.y2); rtgui_dc_draw_vline(dc, rect.x2, rect.y1, rect.y2); /* shrink border */ rtgui_rect_inflate(&rect, -WINTITLE_BORDER_SIZE); } /* draw title */ if (!(win->flag & WINTITLE_NO)) { rt_uint32_t index; float r, g, b, delta; if (win->flag & WINTITLE_ACTIVATE) { r = 10; g = 36; b = 106; delta = 150 / (float)(rect.x2 - rect.x1); } else { r = 128; g = 128; b = 128; delta = 64 / (float)(rect.x2 - rect.x1); } for (index = rect.x1; index < rect.x2; index ++) { RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(win->title)) = RTGUI_RGB(r, g, b); rtgui_dc_draw_vline(dc, index, rect.y1, rect.y2); r += delta; g += delta; b += delta; } if (win->flag & WINTITLE_ACTIVATE) { RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(win->title)) = white; } else { RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(win->title)) = RTGUI_RGB(212, 208, 200); } rect.x1 += 4; rect.y1 += 2; rect.y2 = rect.y1 + WINTITLE_CB_HEIGHT; rtgui_dc_draw_text(dc, rtgui_wintitle_get_title(win->title), &rect); if (win->flag & WINTITLE_CLOSEBOX) { /* get close button rect */ rtgui_rect_t box_rect = {0, 0, WINTITLE_CB_WIDTH, WINTITLE_CB_HEIGHT}; rtgui_rect_moveto_align(&rect, &box_rect, RTGUI_ALIGN_CENTER_VERTICAL | RTGUI_ALIGN_RIGHT); box_rect.x1 -= 3; box_rect.x2 -= 3; rtgui_dc_fill_rect(dc, &box_rect); /* draw close box */ if (win->flag & WINTITLE_CB_PRESSED) { rtgui_dc_draw_border(dc, &box_rect, RTGUI_BORDER_SUNKEN); RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(win->title)) = red; rtgui_dc_draw_word(dc, box_rect.x1, box_rect.y1 + 6, 7, close_byte); } else { rtgui_dc_draw_border(dc, &box_rect, RTGUI_BORDER_RAISE); RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(win->title)) = black; rtgui_dc_draw_word(dc, box_rect.x1 - 1, box_rect.y1 + 5, 7, close_byte); } } } rtgui_dc_end_drawing(dc); } /* widget drawing */ void rtgui_theme_draw_button(rtgui_button_t* btn) { /* draw button */ struct rtgui_dc* dc; struct rtgui_rect rect; rtgui_color_t bc, fc; /* begin drawing */ dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(btn)); if (dc == RT_NULL) return; /* get widget rect */ rtgui_widget_get_rect(RTGUI_WIDGET(btn), &rect); /* get foreground color */ bc = RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(btn)); fc = RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(btn)); if (btn->flag & RTGUI_BUTTON_TYPE_PUSH && btn->flag & RTGUI_BUTTON_FLAG_PRESS) { /* fill button rect with background color */ rtgui_dc_fill_rect(dc, &rect); /* draw border */ RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(btn)) = RTGUI_RGB(64, 64, 64); rtgui_dc_draw_hline(dc, rect.x1, rect.x2, rect.y1); rtgui_dc_draw_vline(dc, rect.x1, rect.y1, rect.y2); RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(btn)) = RTGUI_RGB(128, 128, 128); rtgui_dc_draw_hline(dc, rect.x1, rect.x2 - 1, rect.y1 + 1); rtgui_dc_draw_vline(dc, rect.x1 + 1, rect.y1 + 1, rect.y2 - 2); RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(btn)) = RTGUI_RGB(255, 255, 255); rtgui_dc_draw_hline(dc, rect.x1, rect.x2 + 1, rect.y2 - 1); rtgui_dc_draw_vline(dc, rect.x2 - 1, rect.y1, rect.y2); if (btn->pressed_image != RT_NULL) { rtgui_rect_t image_rect; image_rect.x1 = 0; image_rect.y1 = 0; image_rect.x2 = btn->unpressed_image->w; image_rect.y2 = btn->unpressed_image->h; rtgui_rect_moveto_align(&rect, &image_rect, RTGUI_ALIGN_CENTER_HORIZONTAL | RTGUI_ALIGN_CENTER_VERTICAL); rtgui_image_blit(btn->pressed_image, dc, &image_rect); } } else if (btn->flag & RTGUI_BUTTON_FLAG_PRESS) { if (btn->pressed_image != RT_NULL) { rtgui_rect_t image_rect; image_rect.x1 = 0; image_rect.y1 = 0; image_rect.x2 = btn->unpressed_image->w; image_rect.y2 = btn->unpressed_image->h; rtgui_rect_moveto_align(&rect, &image_rect, RTGUI_ALIGN_CENTER_HORIZONTAL | RTGUI_ALIGN_CENTER_VERTICAL); rtgui_image_blit(btn->pressed_image, dc, &image_rect); } else { /* fill button rect with background color */ RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(btn)) = RTGUI_RGB(0xff, 0xff, 0xff); rtgui_dc_fill_rect(dc, &rect); /* draw border */ RTGUI_WIDGET(btn)->gc.foreground = RTGUI_RGB(0, 0, 0); rtgui_dc_draw_rect(dc, &rect); RTGUI_WIDGET(btn)->gc.foreground = RTGUI_RGB(128, 128, 128); rect.x1 += 1; rect.y1 += 1; rect.x2 -= 1; rect.y2 -= 1; rtgui_dc_draw_rect(dc, &rect); } } else { if (btn->unpressed_image != RT_NULL) { rtgui_rect_t image_rect; image_rect.x1 = 0; image_rect.y1 = 0; image_rect.x2 = btn->unpressed_image->w; image_rect.y2 = btn->unpressed_image->h; rtgui_rect_moveto_align(&rect, &image_rect, RTGUI_ALIGN_CENTER_HORIZONTAL | RTGUI_ALIGN_CENTER_VERTICAL); rtgui_image_blit(btn->unpressed_image, dc, &image_rect); } else { /* fill button rect with background color */ rtgui_dc_fill_rect(dc, &rect); /* draw border */ RTGUI_WIDGET(btn)->gc.foreground = RTGUI_RGB(255, 255, 255); rtgui_dc_draw_hline(dc, rect.x1, rect.x2, rect.y1); rtgui_dc_draw_vline(dc, rect.x1, rect.y1, rect.y2); RTGUI_WIDGET(btn)->gc.foreground = RTGUI_RGB(0, 0, 0); rtgui_dc_draw_hline(dc, rect.x1, rect.x2 + 1, rect.y2); rtgui_dc_draw_vline(dc, rect.x2, rect.y1, rect.y2); RTGUI_WIDGET(btn)->gc.foreground = RTGUI_RGB(128, 128, 128); rtgui_dc_draw_hline(dc, rect.x1 + 1, rect.x2, rect.y2 - 1); rtgui_dc_draw_vline(dc, rect.x2 - 1, rect.y1 + 1, rect.y2 - 1); } } if (RTGUI_WIDGET_IS_FOCUSED(RTGUI_WIDGET(btn))) { /* re-set foreground and get default rect */ rtgui_widget_get_rect(RTGUI_WIDGET(btn), &rect); rtgui_rect_inflate(&rect, -2); RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(btn)) = black; rtgui_dc_draw_focus_rect(dc, &rect); } /* set forecolor */ RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(btn)) = bc; RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(btn)) = fc; if (btn->pressed_image == RT_NULL) { /* re-set foreground and get default rect */ rtgui_widget_get_rect(RTGUI_WIDGET(btn), &rect); /* remove border */ rtgui_rect_inflate(&rect, -2); /* draw text */ rtgui_dc_draw_text(dc, rtgui_label_get_text(RTGUI_LABEL(btn)), &rect); } /* end drawing */ rtgui_dc_end_drawing(dc); } void rtgui_theme_draw_label(rtgui_label_t* label) { /* draw label */ struct rtgui_dc* dc; struct rtgui_rect rect; /* begin drawing */ dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(label)); if (dc == RT_NULL) return; rtgui_widget_get_rect(RTGUI_WIDGET(label), &rect); rtgui_dc_fill_rect(dc, &rect); /* default left and center draw */ rtgui_dc_draw_text(dc, rtgui_label_get_text(label), &rect); /* end drawing */ rtgui_dc_end_drawing(dc); } #define RTGUI_TEXTBOX_MARGIN 3 void rtgui_theme_draw_textbox(rtgui_textbox_t* box) { /* draw button */ struct rtgui_dc* dc; struct rtgui_rect rect; rtgui_color_t fc; /* begin drawing */ dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(box)); if (dc == RT_NULL) return; /* get widget rect */ rtgui_widget_get_rect(RTGUI_WIDGET(box), &rect); fc = RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(box)); /* fill widget rect with white color */ RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(box)) = white; rtgui_dc_fill_rect(dc, &rect); /* draw border */ RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(box)) = RTGUI_RGB(123, 158, 189); rtgui_dc_draw_rect(dc, &rect); /* draw text */ RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(box)) = fc; if (box->text != RT_NULL) { rect.x1 += RTGUI_TEXTBOX_MARGIN; if (box->flag & RTGUI_TEXTBOX_MASK) { /* draw '*' */ rt_size_t len = rt_strlen(box->text); if (len > 0) { char *text_mask = rtgui_malloc(len + 1); rt_memset(text_mask, '*', len + 1); text_mask[len] = 0; rtgui_dc_draw_text(dc, text_mask, &rect); rt_free(text_mask); } } else { rtgui_dc_draw_text(dc, box->text, &rect); } /* draw caret */ if (box->flag & RTGUI_TEXTBOX_CARET_SHOW) { rect.x1 += box->position * box->font_width; rect.x2 = rect.x1 + box->font_width; rect.y2 -= 2; rect.y1 = rect.y2 - 3; RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(box)) = black; rtgui_dc_fill_rect(dc, &rect); } } /* end drawing */ rtgui_dc_end_drawing(dc); } void rtgui_theme_draw_iconbox(rtgui_iconbox_t* iconbox) { struct rtgui_dc* dc; struct rtgui_rect rect; /* begin drawing */ dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(iconbox)); if (dc == RT_NULL) return; /* get widget rect */ rtgui_widget_get_rect(RTGUI_WIDGET(iconbox), &rect); /* draw icon */ rtgui_image_blit(iconbox->image, dc, &rect); /* draw text */ if (iconbox->text_position == RTGUI_ICONBOX_TEXT_BELOW && iconbox->text != RT_NULL) { rect.y1 = iconbox->image->h + RTGUI_WIDGET_DEFAULT_MARGIN; rtgui_dc_draw_text(dc, iconbox->text, &rect); } else if (iconbox->text_position == RTGUI_ICONBOX_TEXT_RIGHT && iconbox->text != RT_NULL) { rect.x1 = iconbox->image->w + RTGUI_WIDGET_DEFAULT_MARGIN; rtgui_dc_draw_text(dc, iconbox->text, &rect); } /* end drawing */ rtgui_dc_end_drawing(dc); } static const rt_uint8_t checked_byte[7] = {0x02, 0x06, 0x8E, 0xDC, 0xF8, 0x70, 0x20}; void rtgui_theme_draw_checkbox(struct rtgui_checkbox* checkbox) { struct rtgui_dc* dc; struct rtgui_rect rect, box_rect; rtgui_color_t bc, fc; fc = RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(checkbox)); bc = RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(checkbox)); /* begin drawing */ dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(checkbox)); if (dc == RT_NULL) return; /* get rect */ rtgui_widget_get_rect(RTGUI_WIDGET(checkbox), &rect); /* fill rect */ rtgui_dc_fill_rect(dc, &rect); if (RTGUI_WIDGET_IS_FOCUSED(RTGUI_WIDGET(checkbox))) { RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(checkbox)) = black; /* draw focused border */ rtgui_rect_inflate(&rect, -1); rtgui_dc_draw_focus_rect(dc, &rect); rtgui_rect_inflate(&rect, 1); } /* draw check box */ box_rect.x1 = 0; box_rect.y1 = 0; box_rect.x2 = CHECK_BOX_W; box_rect.y2 = CHECK_BOX_H; rtgui_rect_moveto_align(&rect, &box_rect, RTGUI_ALIGN_CENTER_VERTICAL); box_rect.x1 += 2; box_rect.x2 += 2; rtgui_dc_draw_border(dc, &box_rect, RTGUI_BORDER_BOX); rtgui_rect_inflate(&box_rect, -1); RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(checkbox)) = RTGUI_RGB(247, 247, 246); rtgui_dc_fill_rect(dc, &box_rect); if (checkbox->status_down == RTGUI_CHECKBOX_STATUS_CHECKED) { RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(checkbox)) = RTGUI_RGB(33, 161, 33); rtgui_dc_draw_byte(dc, box_rect.x1 + 2, box_rect.y1 + 2, 7, checked_byte); } /* restore saved color */ RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(checkbox)) = bc; RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(checkbox)) = fc; /* draw text */ rect.x1 += rtgui_rect_height(rect) - 4 + 5; rtgui_dc_draw_text(dc, rtgui_label_get_text(RTGUI_LABEL(checkbox)), &rect); /* end drawing */ rtgui_dc_end_drawing(dc); return; } static const rt_uint8_t radio_unchecked_byte[] = { 0x0f, 0x00, 0x30, 0xc0, 0x40, 0x20, 0x40, 0x20, 0x80, 0x10, 0x80, 0x10, 0x80, 0x10, 0x80, 0x10, 0x40, 0x20, 0x40, 0x20, 0x30, 0xc0, 0x0f, 0x00, }; static const rt_uint8_t radio_checked_byte[] = { 0x0f, 0x00, 0x30, 0xc0, 0x40, 0x20, 0x40, 0x20, 0x86, 0x10, 0x8f, 0x10, 0x8f, 0x10, 0x86, 0x10, 0x40, 0x20, 0x40, 0x20, 0x30, 0xc0, 0x0f, 0x00, }; void rtgui_theme_draw_radiobox(struct rtgui_radiobox* radiobox) { struct rtgui_dc* dc; struct rtgui_rect rect, item_rect; rt_size_t item_size, bord_size, index; rtgui_color_t fc; /* begin drawing */ dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(radiobox)); if (dc == RT_NULL) return; /* get widget rect */ rtgui_widget_get_rect(RTGUI_WIDGET(radiobox), &rect); rtgui_dc_fill_rect(dc, &rect); item_size = radiobox->item_size; /* get board size */ if (radiobox->orient == RTGUI_VERTICAL) bord_size = item_size; else { rtgui_font_get_metrics(RTGUI_DC_FONT(dc), "H", &item_rect); bord_size = rtgui_rect_height(item_rect); } /* draw box */ rtgui_rect_inflate(&rect, -bord_size/2); fc = RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(radiobox)); RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(radiobox)) = white; rect.x1 ++; rect.y1 ++; rect.x2 ++; rect.y2 ++; rtgui_dc_draw_rect(dc, &rect); RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(radiobox)) = RTGUI_RGB(128, 128, 128); rect.x1 --; rect.y1 --; rect.x2 --; rect.y2 --; rtgui_dc_draw_rect(dc, &rect); RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(radiobox)) = fc; rtgui_rect_inflate(&rect, bord_size/2); if (radiobox->text != RT_NULL) { struct rtgui_rect text_rect; /* draw group text */ rtgui_font_get_metrics(RTGUI_DC_FONT(dc), radiobox->text, &text_rect); rtgui_rect_moveto(&text_rect, rect.x1 + bord_size + 5, rect.y1); rect.x1 -= 5; rect.x2 += 5; rtgui_dc_fill_rect(dc, &text_rect); rect.x1 += 5; rect.x2 -= 5; rtgui_dc_draw_text(dc, radiobox->text, &text_rect); } /* set init item rect */ item_rect = rect; rtgui_rect_inflate(&item_rect, - bord_size); if (radiobox->orient == RTGUI_VERTICAL) { rt_uint16_t offset; /* set the first text rect */ item_rect.y2 = item_rect.y1 + item_size; offset = (item_size - RADIO_BOX_H) / 2; /* draw each radio button */ for (index = 0; index < radiobox->item_count; index ++) { if (item_rect.y2 > rect.y2 - item_size) break; /* draw radio */ if (radiobox->item_selection == index) { if (RTGUI_WIDGET_IS_FOCUSED(RTGUI_WIDGET(radiobox))) rtgui_dc_draw_focus_rect(dc, &item_rect); rtgui_dc_draw_word(dc, item_rect.x1, item_rect.y1 + offset, RADIO_BOX_H, radio_checked_byte); } else { rtgui_dc_draw_word(dc, item_rect.x1, item_rect.y1 + offset, RADIO_BOX_H, radio_unchecked_byte); } /* draw text */ item_rect.x1 += item_size + 3; rtgui_dc_draw_text(dc, radiobox->items[index], &item_rect); item_rect.x1 -= item_size + 3; item_rect.y1 += item_size; item_rect.y2 += item_size; } } else { /* set the first text rect */ item_rect.x2 = item_rect.x1 + item_size; item_rect.y2 = item_rect.y1 + bord_size; /* draw each radio button */ for (index = 0; index < radiobox->item_count; index ++) { if (item_rect.x2 > rect.x2 - item_size) break; /* draw radio */ if (radiobox->item_selection == index) { rtgui_dc_draw_focus_rect(dc, &item_rect); rtgui_dc_draw_word(dc, item_rect.x1, item_rect.y1, RADIO_BOX_H, radio_checked_byte); } else { rtgui_dc_draw_word(dc, item_rect.x1, item_rect.y1, RADIO_BOX_H, radio_unchecked_byte); } /* draw text */ item_rect.x1 += bord_size + 3; rtgui_dc_draw_text(dc, radiobox->items[index], &item_rect); item_rect.x1 -= bord_size + 3; item_rect.x1 += item_size; item_rect.x2 += item_size; } } /* end drawing */ rtgui_dc_end_drawing(dc); } void rtgui_theme_draw_slider(struct rtgui_slider* slider) { /* draw button */ struct rtgui_dc* dc; int i, xsize, x0; rtgui_rect_t r, focus_rect, slider_rect, slot_rect; /* begin drawing */ dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(slider)); if (dc == RT_NULL) return; /* get widget rect */ rtgui_widget_get_rect(RTGUI_WIDGET(slider), &focus_rect); /* fill widget rect with background color */ rtgui_dc_fill_rect(dc, &focus_rect); r = focus_rect; if (slider->orient == RTGUI_VERTICAL) { rtgui_rect_inflate(&r, -1); xsize = r.y2 - r.y1 + 1 - slider->thumb_width; x0 = r.y1 + slider->thumb_width / 2; /* calculate thumb position */ slider_rect = r; slider_rect.x1 = 5; slider_rect.y1 = x0 + xsize * (slider->value - slider->min) / (slider->max - slider->min) - slider->thumb_width/2; slider_rect.y2 = slider_rect.y1 + slider->thumb_width; /* calculate slot position */ slot_rect.y1 = x0; slot_rect.y2 = x0 + xsize; slot_rect.x1 = (slider_rect.x1 + slider_rect.x2) /2 -1; slot_rect.x2 = slot_rect.x1 +3; /* draw slot */ rtgui_dc_draw_border(dc, &slot_rect, RTGUI_BORDER_RAISE); /* draw the ticks */ for (i = 0; i <= slider->ticks; i++) { int x = x0 + xsize * i / slider->ticks; rtgui_dc_draw_hline(dc, 1, 3, x); } /* draw the thumb */ rtgui_dc_fill_rect(dc, &slider_rect); rtgui_dc_draw_border(dc, &slider_rect, RTGUI_BORDER_RAISE); } else { rtgui_rect_inflate(&r, -1); xsize = r.x2 - r.x1 + 1 - slider->thumb_width; x0 = r.x1 + slider->thumb_width / 2; /* calculate thumb position */ slider_rect = r; slider_rect.y1 = 5; slider_rect.x1 = x0 + xsize * (slider->value - slider->min) / (slider->max - slider->min) - slider->thumb_width/2; slider_rect.x2 = slider_rect.x1 + slider->thumb_width; /* calculate slot position */ slot_rect.x1 = x0; slot_rect.x2 = x0 + xsize; slot_rect.y1 = (slider_rect.y1 + slider_rect.y2) /2 -1; slot_rect.y2 = slot_rect.y1 +3; /* draw slot */ rtgui_dc_draw_border(dc, &slot_rect, RTGUI_BORDER_RAISE); /* draw the ticks */ for (i = 0; i <= slider->ticks; i++) { int x = x0 + xsize * i / slider->ticks; rtgui_dc_draw_vline(dc, x, 1, 3); } /* draw the thumb */ rtgui_dc_fill_rect(dc, &slider_rect); rtgui_dc_draw_border(dc, &slider_rect, RTGUI_BORDER_RAISE); } /* draw focus */ if (RTGUI_WIDGET_IS_FOCUSED(RTGUI_WIDGET(slider))) { rtgui_dc_draw_focus_rect(dc, &focus_rect); } /* end drawing */ rtgui_dc_end_drawing(dc); return; } void rtgui_theme_draw_progressbar(struct rtgui_progressbar* bar) { /* draw progress bar */ struct rtgui_dc* dc; struct rtgui_rect rect; int max = bar->range; int pos = bar->position; int left; /* begin drawing */ dc = rtgui_dc_begin_drawing(&(bar->parent)); if (dc == RT_NULL) return; rtgui_widget_get_rect(&(bar->parent), &rect); /* fill button rect with background color */ bar->parent.gc.background = RTGUI_RGB(212, 208, 200); rtgui_dc_fill_rect(dc, &rect); /* draw border */ bar->parent.gc.foreground = RTGUI_RGB(128, 128, 128); rtgui_dc_draw_hline(dc, rect.x1, rect.x2 - 1, rect.y1); rtgui_dc_draw_vline(dc, rect.x1, rect.y1, rect.y2 - 1); bar->parent.gc.foreground = RTGUI_RGB(64, 64, 64); rtgui_dc_draw_hline(dc, rect.x1, rect.x2, rect.y1 + 1); rtgui_dc_draw_vline(dc, rect.x1 + 1, rect.y1, rect.y2); bar->parent.gc.foreground = RTGUI_RGB(212, 208, 200); rtgui_dc_draw_hline(dc, rect.x1, rect.x2 + 1, rect.y2); rtgui_dc_draw_vline(dc, rect.x2, rect.y1, rect.y2); bar->parent.gc.foreground = RTGUI_RGB(255, 255, 255); rtgui_dc_draw_hline(dc, rect.x1 + 1, rect.x2, rect.y2 - 1); rtgui_dc_draw_vline(dc, rect.x2 - 1, rect.y1 + 1, rect.y2 - 1); /* Nothing to draw */ if (max == 0) { rtgui_dc_end_drawing(dc); return; } left = max - pos; rtgui_rect_inflate(&rect, -2); bar->parent.gc.background = RTGUI_RGB(0, 0, 255); if (bar->orientation == RTGUI_VERTICAL) { /* Vertical bar grows from bottom to top */ int dy = (rtgui_rect_height(rect) * left) / max; rect.y1 += dy; rtgui_dc_fill_rect(dc, &rect); } else { /* Horizontal bar grows from left to right */ rect.x2 -= (rtgui_rect_width(rect) * left) / max; rtgui_dc_fill_rect(dc, &rect); } /* end drawing */ rtgui_dc_end_drawing(dc); return; } void rtgui_theme_draw_staticline(struct rtgui_staticline* staticline) { struct rtgui_dc* dc; struct rtgui_rect rect; /* begin drawing */ dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(staticline)); if (dc == RT_NULL) return ; rtgui_widget_get_rect(RTGUI_WIDGET(staticline), &rect); rtgui_dc_fill_rect(dc, &rect); if (staticline->orientation == RTGUI_HORIZONTAL) { rtgui_dc_draw_horizontal_line(dc, rect.x1, rect.x2, rect.y1); } else { rtgui_dc_draw_vertical_line(dc, rect.x1, rect.y1, rect.y2); } rtgui_dc_end_drawing(dc); } rt_uint16_t rtgui_theme_get_selected_height() { return SELECTED_HEIGHT; } void rtgui_theme_draw_selected(struct rtgui_dc* dc, rtgui_rect_t *rect) { rtgui_color_t bc; rt_uint16_t index; bc = RTGUI_DC_FC(dc); RTGUI_DC_FC(dc) = selected_color; rtgui_dc_draw_hline(dc, rect->x1 + 3, rect->x2 - 2, rect->y1 + 1); rtgui_dc_draw_hline(dc, rect->x1 + 3, rect->x2 - 2, rect->y2 - 2); rtgui_dc_draw_vline(dc, rect->x1 + 2, rect->y1 + 2, rect->y2 - 2); rtgui_dc_draw_vline(dc, rect->x2 - 2, rect->y1 + 2, rect->y2 - 2); for (index = rect->y1 + 1; index < rect->y2 - 2; index ++) rtgui_dc_draw_hline(dc, rect->x1 + 3, rect->x2 - 2, index); RTGUI_DC_FC(dc) = bc; } /* get default background color */ rtgui_color_t rtgui_theme_default_bc() { return default_background; } /* get default foreground color */ rtgui_color_t rtgui_theme_default_fc() { return default_foreground; }