188 lines
5.8 KiB
C
188 lines
5.8 KiB
C
#include "demo_view.h"
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#include <rtgui/rtgui_system.h>
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#include <rtgui/widgets/label.h>
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#include <rtgui/widgets/slider.h>
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static const rt_uint8_t boxChecked[7] = {0x02, 0x06, 0x8E, 0xDC, 0xF8, 0x70, 0x20};
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static const rt_uint8_t sysMin[2] = {0x7E, 0x7E};
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static const rt_uint8_t sysMax[18] = {0x0F, 0xF8, 0x0F, 0xF8, 0x08, 0x08,
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0x08, 0x08, 0x08, 0x08, 0x08, 0x08,
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0x08, 0x08, 0x08, 0x08, 0x0F, 0xF8
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};
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static const rt_uint8_t sysNormal[18] = {0x03, 0xF0, 0x03, 0xF0, 0x02, 0x10,
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0x0F, 0xD0, 0x0F, 0xD0, 0x08, 0x70,
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0x08, 0x40, 0x08, 0x40, 0x0F, 0xC0
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};
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static const rt_uint8_t sysClose[14] = {0x06, 0x18, 0x03, 0x30, 0x01, 0xE0, 0x00,
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0xC0, 0x01, 0xE0, 0x03, 0x30, 0x06, 0x18
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};
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static const rt_uint8_t viewSYS[28] = {0xFF, 0x1F, 0x3C, 0x06, 0x1C, 0x04, 0x1C,
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0x0C, 0x0E, 0x08, 0x0E, 0x18, 0x07, 0x10,
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0x07, 0x30, 0x03, 0xA0, 0x03, 0xE0, 0x01,
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0xC0, 0x01, 0xC0, 0x00, 0x80, 0x00, 0x80
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};
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rt_bool_t dc_event_handler(rtgui_widget_t* widget, rtgui_event_t *event)
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{
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if (event->type == RTGUI_EVENT_PAINT)
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{
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struct rtgui_dc* dc;
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rtgui_rect_t rect;
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rt_uint32_t vx[] = {20, 50, 60, 45, 60, 20};
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rt_uint32_t vy[] = {150, 50, 90, 60, 45, 50};
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/* 因为用的是demo view，上面本身有一部分控件，所以在绘图时先要让demo view先绘图 */
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rtgui_view_event_handler(widget, event);
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/************************************************************************/
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/* 下面的是DC的处理 */
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/************************************************************************/
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/* 获得控件所属的DC */
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dc = rtgui_dc_begin_drawing(widget);
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if (dc == RT_NULL) /* 如果不能正常获得DC，返回（如果控件或父控件是隐藏状态，DC是获取不成功的） */
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return RT_FALSE;
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/* 获得demo view允许绘图的区域 */
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demo_view_get_rect(RTGUI_VIEW(widget), &rect);
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rtgui_dc_set_textalign(dc, RTGUI_ALIGN_BOTTOM | RTGUI_ALIGN_CENTER_HORIZONTAL);
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#ifdef RTGUI_USING_SMALL_SIZE
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rtgui_dc_draw_text(dc, "RT-Thread/GUI小型版本", &rect);
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#else
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rtgui_dc_draw_text(dc, "RT-Thread/GUI标准版本", &rect);
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#endif
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/* 绘制一个圆形 */
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rtgui_dc_set_color(dc, red);
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rtgui_dc_draw_circle(dc, rect.x1 + 10, rect.y1 + 10, 10);
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/* 填充一个圆形 */
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rtgui_dc_set_color(dc, green);
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rtgui_dc_fill_circle(dc, rect.x1 + 30, rect.y1 + 10, 10);
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/* 画一个圆弧 */
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rtgui_dc_set_color(dc, RTGUI_RGB(250, 120, 120));
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rtgui_dc_draw_arc(dc, rect.x1 + 120, rect.y1 + 60, 30, 0, 120);
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/* 多边形 */
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rtgui_dc_set_color(dc, blue);
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rtgui_dc_draw_polygon(dc, vx, vy, 6);
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{
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rtgui_rect_t item_rect = {0, 0, 14, 14};
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rt_uint16_t item_size = 14;
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rtgui_rect_moveto(&item_rect, 100, 100);
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rtgui_dc_set_color(dc, RTGUI_RGB(0x66, 0x66, 0x66));
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rtgui_dc_draw_circle(dc, item_rect.x1 + item_size/2, item_rect.y1 + item_size/2, item_size/2);
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rtgui_dc_set_color(dc, RTGUI_RGB(0xff, 0xFF, 0xFF));
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rtgui_dc_draw_circle(dc, item_rect.x1 + item_size/2, item_rect.y1 + item_size/2, item_size/2 - 1);
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rtgui_dc_set_color(dc, RTGUI_RGB(0x00, 0x00, 0x00));
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rtgui_dc_fill_circle(dc, item_rect.x1 + item_size/2, item_rect.y1 + item_size/2, item_size/2 - 3);
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}
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{
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rtgui_rect_t item_rect = {0, 0, 14, 14};
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rt_uint16_t item_size = 14;
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rtgui_rect_moveto(&item_rect, 120, 120);
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rtgui_dc_set_color(dc, RTGUI_RGB(0x66, 0x66, 0x66));
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rtgui_dc_draw_circle(dc, item_rect.x1 + item_size/2, item_rect.y1 + item_size/2, item_size/2);
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rtgui_dc_set_color(dc, RTGUI_RGB(0xff, 0xFF, 0xFF));
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rtgui_dc_draw_circle(dc, item_rect.x1 + item_size/2, item_rect.y1 + item_size/2, item_size/2 - 1);
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rtgui_dc_set_color(dc, RTGUI_RGB(0x00, 0x00, 0x00));
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}
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{
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int x, y;
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x = 150; y = 150;
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rtgui_dc_set_color(dc, black);
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rtgui_dc_draw_byte(dc, x, y, 7, boxChecked);
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y += 7 + 2;
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rtgui_dc_draw_byte(dc, x, y, 2, sysMin);
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y += 2 + 2;
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rtgui_dc_draw_word(dc, x, y, 9, sysMax);
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y += 9 + 2;
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rtgui_dc_draw_word(dc, x, y, 9, sysNormal);
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y += 9 + 2;
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rtgui_dc_draw_word(dc, x, y, 7, sysClose);
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y += 7 + 2;
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rtgui_dc_draw_word(dc, x, y, 14, viewSYS);
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y += 14 + 2;
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}
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{
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rtgui_rect_t rect = {0, 0, 16, 16};
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rtgui_rect_moveto(&rect, 30, 120);
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rtgui_dc_draw_border(dc, &rect, RTGUI_BORDER_RAISE);
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rect.x1 += 20; rect.x2 += 20 + 50;
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rtgui_dc_draw_text(dc, "raise", &rect);
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rect.x1 -= 20; rect.x2 -= 20 + 50;
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rect.y1 += 20; rect.y2 += 20;
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rtgui_dc_draw_border(dc, &rect, RTGUI_BORDER_SIMPLE);
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rect.x1 += 20; rect.x2 += 20 + 50;
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rtgui_dc_draw_text(dc, "simple", &rect);
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rect.x1 -= 20; rect.x2 -= 20 + 50;
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rect.y1 += 20; rect.y2 += 20;
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rtgui_dc_draw_border(dc, &rect, RTGUI_BORDER_SUNKEN);
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rect.x1 += 20; rect.x2 += 20 + 50;
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rtgui_dc_draw_text(dc, "sunken", &rect);
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rect.x1 -= 20; rect.x2 -= 20 + 50;
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rect.y1 += 20; rect.y2 += 20;
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rtgui_dc_draw_border(dc, &rect, RTGUI_BORDER_BOX);
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rect.x1 += 20; rect.x2 += 20 + 50;
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rtgui_dc_draw_text(dc, "box", &rect);
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rect.x1 -= 20; rect.x2 -= 20 + 50;
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rect.y1 += 20; rect.y2 += 20;
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rtgui_dc_draw_border(dc, &rect, RTGUI_BORDER_STATIC);
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rect.x1 += 20; rect.x2 += 20 + 50;
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rtgui_dc_draw_text(dc, "static", &rect);
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rect.x1 -= 20; rect.x2 -= 20 + 50;
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rect.y1 += 20; rect.y2 += 20;
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rtgui_dc_draw_border(dc, &rect, RTGUI_BORDER_EXTRA);
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rect.x1 += 20; rect.x2 += 20 + 50;
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rtgui_dc_draw_text(dc, "extra", &rect);
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rect.x1 -= 20; rect.x2 -= 20 + 50;
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rect.y1 += 20; rect.y2 += 20;
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}
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/* 绘图完成 */
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rtgui_dc_end_drawing(dc);
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}
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else
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{
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/* 调用默认的事件处理函数 */
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return rtgui_view_event_handler(widget, event);
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}
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return RT_FALSE;
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}
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rtgui_view_t *demo_view_dc(rtgui_workbench_t* workbench)
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{
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rtgui_view_t *view;
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view = demo_view(workbench, "DC Demo");
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if (view != RT_NULL)
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rtgui_widget_set_event_handler(RTGUI_WIDGET(view), dc_event_handler);
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return view;
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}
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