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rt-thread/rtgui/common/rtgui_theme.c

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/*
* 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 <rtgui/rtgui.h>
#include <rtgui/dc.h>
#include <rtgui/widgets/widget.h>
#include <rtgui/widgets/button.h>
#include <rtgui/widgets/label.h>
#include <rtgui/widgets/textbox.h>
#include <rtgui/widgets/iconbox.h>
#include <rtgui/widgets/title.h>
#include <rtgui/rtgui_theme.h>
#include <rtgui/rtgui_server.h>
#define WINTITLE_CB_WIDTH 14
#define WINTITLE_CB_HEIGHT 14
#define SELECTED_HEIGHT 25
static const rt_uint8_t *close_unpressed_xpm[] = {
"14 14 55 1",
" c None",
". c #DCDFEA",
"+ c #A4ADD3",
"@ c #8F9ACA",
"# c #98A2CD",
"$ c #D2D6E6",
"% c #F7F7F7",
"& c #F6F6F6",
"* c #B9C1D0",
"= c #7A8AAA",
"- c #D6DAE2",
"; c #D8DCE3",
"> c #7485A5",
", c #455C89",
"' c #516690",
") c #D3D8E0",
"! c #536891",
"~ c #6D7FA1",
"{ c #F5F5F5",
"] c #D1D6DF",
"^ c #D2D7DF",
"/ c #D5D9E1",
"( c #4E648E",
"_ c #CFD4DE",
": c #F4F4F4",
"< c #D0D5DE",
"[ c #CED3DD",
"} c #F3F3F3",
"| c #CFD4DD",
"1 c #CDD2DC",
"2 c #F2F2F2",
"3 c #D3D7DF",
"4 c #526790",
"5 c #D0D5DD",
"6 c #F1F1F1",
"7 c #D2D6DE",
"8 c #CFD4DC",
"9 c #F0F0F0",
"0 c #D1D5DD",
"a c #C9CED8",
"b c #CDD2DB",
"c c #50658F",
"d c #CED3DB",
"e c #7283A3",
"f c #6E80A2",
"g c #EFEFEF",
"h c #B2BACA",
"i c #7081A2",
"j c #C8CDD7",
"k c #CCD1DA",
"l c #ACB5C7",
"m c #D0D4E2",
"n c #EEEEEE",
"o c #D2D5E3",
"p c #97A1CC",
".+@@@@@@@@@@+.",
"#$%%%%%%%%%%$#",
"@&*=-&&&&;=*&@",
"@&>,')&&-!,~&@",
"@{]','^/!,(_{@",
"@::<','!,([::@",
"@}}}|',,(1}}}@",
"@22234,,'5222@",
"@6674,(','866@",
"@904,(abc,cd9@",
"@9e,(a99bc,f9@",
"@ghijggggkelg@",
"#mnnnnnnnnnnm#",
"op@@@@@@@@@@po"};
static const rt_uint8_t *close_pressed_xpm[] = {
"14 14 66 1",
" c None",
". c #CED4EE",
"+ c #7E90DD",
"@ c #6076D7",
"# c #6C80D9",
"$ c #BFC8EA",
"% c #F2F3F5",
"& c #F0F2F3",
"* c #A5B6D7",
"= c #587ABB",
"- c #C9D3E4",
"; c #CBD5E4",
"> c #EEF0F2",
", c #5073B7",
"' c #1746A3",
") c #2551A8",
"! c #C5CFE2",
"~ c #C8D1E3",
"{ c #2853A8",
"] c #496DB4",
"^ c #ECEEF1",
"/ c #C0CCE0",
"( c #C3CEE1",
"_ c #C6D0E2",
": c #224FA7",
"< c #BEC9DF",
"[ c #EAECF0",
"} c #BFCAE0",
"| c #2551A7",
"1 c #224EA7",
"2 c #BCC8DF",
"3 c #E8EBEE",
"4 c #BDCADE",
"5 c #BAC7DD",
"6 c #E6E9ED",
"7 c #C1CBDF",
"8 c #2753A8",
"9 c #BECADE",
"0 c #E4E7EB",
"a c #BFCADD",
"b c #224EA6",
"c c #BDC8DC",
"d c #E1E5EA",
"e c #2752A8",
"f c #B3C0D9",
"g c #B8C5DB",
"h c #2451A7",
"i c #BAC6DB",
"j c #DFE2E8",
"k c #4C70B4",
"l c #B2BED8",
"m c #B6C2D9",
"n c #2450A7",
"o c #486BB3",
"p c #DCE0E7",
"q c #96A8CE",
"r c #496CB3",
"s c #AFBCD7",
"t c #B4C1D8",
"u c #4B6FB4",
"v c #8EA4CC",
"w c #6C80D8",
"x c #B4BEDF",
"y c #DADEE5",
"z c #B5BEDE",
"A c #6A7ED7",
".+@@@@@@@@@@+.",
"#$%%%%%%%%%%$#",
"@&*=-&&&&;=*&@",
"@>,')!>>~{']>@",
"@^/)')(_{':<^@",
"@[[}|'|{'12[[@",
"@3334|''15333@",
"@66678''|9666@",
"@00a8'b|'|c00@",
"@dce'bfgh'hid@",
"@jk'bljjmn'oj@",
"@pqrspppptuvp@",
"wxyyyyyyyyyyxw",
"zA@@@@@@@@@@Az"};
static rtgui_image_t* close_pressed = RT_NULL;
static rtgui_image_t* close_unpressed = RT_NULL;
/* init theme */
void rtgui_system_theme_init()
{
close_pressed = rtgui_image_create_from_mem("xpm",
(const rt_uint8_t*)close_pressed_xpm, sizeof(close_pressed_xpm), RT_TRUE);
close_unpressed = rtgui_image_create_from_mem("xpm",
(const rt_uint8_t*)close_unpressed_xpm, sizeof(close_unpressed_xpm), RT_TRUE);
}
/* window drawing */
void rtgui_theme_draw_win(struct rtgui_topwin* win)
{
struct rtgui_dc* dc;
rtgui_rect_t rect;
/* init close box image */
if (close_pressed == RT_NULL)
close_pressed = rtgui_image_create_from_mem("xpm",
(const rt_uint8_t*)close_pressed_xpm, sizeof(close_pressed_xpm), RT_TRUE);
if (close_unpressed == RT_NULL)
close_unpressed = rtgui_image_create_from_mem("xpm",
(const rt_uint8_t*)close_unpressed_xpm, sizeof(close_unpressed_xpm), RT_TRUE);
/* begin drawing */
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(win->title));
/* get rect */
rtgui_widget_get_rect(RTGUI_WIDGET(win->title), &rect);
/* draw border */
if (win->flag & WINTITLE_BORDER)
{
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(win->title)) = RTGUI_RGB(219, 210, 243);
rtgui_dc_draw_rect(dc, &rect);
/* shrink border */
rect.x1 += WINTITLE_BORDER_SIZE;
rect.y1 += WINTITLE_BORDER_SIZE;
rect.x2 -= WINTITLE_BORDER_SIZE;
rect.y2 -= WINTITLE_BORDER_SIZE;
}
/* draw title */
if (!(win->flag & WINTITLE_NO))
{
if (win->flag & WINTITLE_ACTIVATE)
{
RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(win->title)) = RTGUI_RGB(229, 236, 249);
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(win->title)) = RTGUI_RGB( 51, 102, 204);
}
else
{
RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(win->title)) = RTGUI_RGB(242, 245, 252);
RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(win->title)) = RTGUI_RGB(153, 178, 229);
}
rtgui_dc_fill_rect(dc, &rect);
rect.x1 += 4;
rect.y1 += 2;
rtgui_dc_draw_text(dc, rtgui_wintitle_get_title(win->title), &rect);
if (win->flag & WINTITLE_CLOSEBOX)
{
/* get close button rect */
rect.x1 = rtgui_rect_width(RTGUI_WIDGET(win->title)->extent) -
WINTITLE_BORDER_SIZE - WINTITLE_CB_WIDTH - 3;
rect.y1 = 3;
rect.x2 = rect.x1 + WINTITLE_CB_WIDTH;
rect.y2 = rect.y1 + WINTITLE_CB_HEIGHT;
/* draw close box */
if(win->flag & WINTITLE_CB_PRESSED) rtgui_image_blit(close_pressed, dc, &rect);
else rtgui_image_blit(close_unpressed, dc, &rect);
}
}
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;
/* begin drawing */
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(btn));
if (dc == RT_NULL) return;
rtgui_widget_get_rect(RTGUI_WIDGET(btn), &rect);
/* fill button rect with background color */
// RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(btn)) = RTGUI_RGB(212, 208, 200);
rtgui_dc_fill_rect(dc, &rect);
if (btn->flag & RTGUI_BUTTON_TYPE_PUSH && btn->flag & RTGUI_BUTTON_FLAG_PRESS)
{
/* 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
{
/* 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
{
/* 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 (btn->pressed_image == RT_NULL)
{
/* re-set foreground and get default rect */
RTGUI_WIDGET(btn)->gc.foreground = RTGUI_RGB(0, 0, 0);
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;
/* 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);
/* fill widget rect with background color */
rtgui_dc_fill_rect(dc, &rect);
/* draw border */
rtgui_dc_draw_border(dc, &rect, RTGUI_BORDER_STATIC);
/* draw text */
if (box->text != RT_NULL)
{
rect.x1 += RTGUI_TEXTBOX_MARGIN;
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.y1 = rect.y2 - 3;
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);
}
void rtgui_theme_draw_checkbox(struct rtgui_checkbox* checkbox)
{
struct rtgui_dc* dc;
struct rtgui_rect rect, box_rect;
/* 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)) == RT_TRUE)
{
/* 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 = rect;
box_rect.x1 += 2;
box_rect.y1 += 2;
box_rect.x2 = rtgui_rect_height(rect) - 4;
box_rect.y2 = rtgui_rect_height(rect) - 4;
rtgui_dc_draw_rect(dc, &box_rect);
if (checkbox->status_down == RTGUI_CHECKBOX_STATUS_CHECKED)
{
rtgui_color_t save;
save = RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(checkbox));
/* swap fore/back color */
RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(checkbox)) = RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(checkbox));
rtgui_rect_inflate(&box_rect, -2);
rtgui_dc_fill_rect(dc, &box_rect);
/* restore saved color */
RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(checkbox)) = save;
}
/* 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;
}
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;
/* 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_get_font(dc), "H", &item_rect);
bord_size = rtgui_rect_height(item_rect);
}
/* draw box */
rtgui_rect_inflate(&rect, -bord_size/2);
rtgui_dc_draw_round_rect(dc, &rect);
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_get_font(dc), radiobox->text, &text_rect);
rtgui_rect_moveto(&text_rect, rect.x1 + 5, rect.y1);
rtgui_dc_fill_rect(dc, &text_rect);
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)
{
/* set the first text rect */
item_rect.y2 = item_rect.y1 + item_size;
/* 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)
{
rtgui_dc_draw_focus_rect(dc, &item_rect);
rtgui_dc_fill_circle(dc, item_rect.x1 + item_size/2 + 2, item_rect.y1 + item_size/2 + 2, item_size/2 - 2);
}
else
{
rtgui_dc_draw_circle(dc, item_rect.x1 + item_size/2 + 2, item_rect.y1 + item_size/2 + 2, item_size/2 - 2);
}
/* 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;
/* 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_fill_circle(dc, item_rect.x1 + item_size/2 + 2, item_rect.y1 + item_size/2 + 2, item_size/2 - 2);
}
else
{
rtgui_dc_draw_circle(dc, item_rect.x1 + item_size/2 + 2, item_rect.y1 + item_size/2 + 2, item_size/2 - 2);
}
/* 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.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);
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 saved;
rtgui_rect_t focus_rect;
focus_rect = *rect;
saved = rtgui_dc_get_color(dc);
rtgui_dc_set_color(dc, blue);
rtgui_rect_inflate(&focus_rect, -1);
rtgui_dc_draw_focus_rect(dc, &focus_rect);
rtgui_rect_inflate(&focus_rect, -1);
rtgui_dc_draw_focus_rect(dc, &focus_rect);
rtgui_dc_set_color(dc, saved);
}
/* 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;
}
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