437 lines
11 KiB
C
437 lines
11 KiB
C
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/*
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* File : dc_hw.c
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* This file is part of RT-Thread RTOS
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* COPYRIGHT (C) 2006 - 2009, RT-Thread Development Team
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rt-thread.org/license/LICENSE
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*
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* Change Logs:
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* Date Author Notes
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* 2009-10-16 Bernard first version
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*/
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#include <rtgui/dc.h>
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#include <rtgui/driver.h>
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#include <rtgui/rtgui_system.h>
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#include <rtgui/widgets/view.h>
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#include <rtgui/widgets/window.h>
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#include <rtgui/widgets/workbench.h>
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#include <rtgui/widgets/title.h>
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static void rtgui_dc_hw_draw_point(struct rtgui_dc* dc, int x, int y);
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static void rtgui_dc_hw_draw_hline(struct rtgui_dc* dc, int x1, int x2, int y);
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static void rtgui_dc_hw_draw_vline(struct rtgui_dc* dc, int x, int y1, int y2);
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static void rtgui_dc_hw_fill_rect (struct rtgui_dc* dc, rtgui_rect_t* rect);
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static void rtgui_dc_hw_blit (struct rtgui_dc* dc, struct rtgui_point* dc_point, struct rtgui_dc* dest, rtgui_rect_t* rect);
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static void rtgui_dc_hw_set_color (struct rtgui_dc* dc, rtgui_color_t color);
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static rtgui_color_t rtgui_dc_hw_get_color (struct rtgui_dc* dc);
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static void rtgui_dc_hw_set_font(struct rtgui_dc* dc, rtgui_font_t* font);
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static rtgui_font_t* rtgui_dc_hw_get_font(struct rtgui_dc* dc);
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static void rtgui_dc_hw_set_textalign(struct rtgui_dc* dc, rt_int32_t textalign);
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static rt_int32_t rtgui_dc_hw_get_textalign(struct rtgui_dc* dc);
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static rt_bool_t rtgui_dc_hw_fini(struct rtgui_dc* dc);
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static rt_bool_t rtgui_dc_hw_get_visible(struct rtgui_dc* dc);
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static void rtgui_dc_hw_get_rect(struct rtgui_dc* dc, rtgui_rect_t* rect);
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struct rtgui_dc* rtgui_dc_begin_drawing(rtgui_widget_t* owner)
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{
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return rtgui_dc_hw_create(owner);
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}
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void rtgui_dc_end_drawing(struct rtgui_dc* dc)
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{
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if (rtgui_dc_hw_fini(dc) == RT_TRUE)
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{
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rtgui_free(dc);
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}
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}
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void rtgui_dc_hw_init(struct rtgui_dc_hw* dc)
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{
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if (dc == RT_NULL) return;
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dc->parent.type = RTGUI_DC_HW;
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dc->parent.draw_point = rtgui_dc_hw_draw_point;
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dc->parent.draw_hline = rtgui_dc_hw_draw_hline;
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dc->parent.draw_vline = rtgui_dc_hw_draw_vline;
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dc->parent.fill_rect = rtgui_dc_hw_fill_rect ;
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dc->parent.blit = rtgui_dc_hw_blit;
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dc->parent.set_color = rtgui_dc_hw_set_color;
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dc->parent.get_color = rtgui_dc_hw_get_color;
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dc->parent.set_font = rtgui_dc_hw_set_font;
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dc->parent.get_font = rtgui_dc_hw_get_font;
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dc->parent.set_textalign = rtgui_dc_hw_set_textalign;
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dc->parent.get_textalign = rtgui_dc_hw_get_textalign;
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dc->parent.get_visible= rtgui_dc_hw_get_visible;
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dc->parent.get_rect = rtgui_dc_hw_get_rect;
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dc->parent.fini = rtgui_dc_hw_fini;
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}
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extern struct rt_mutex cursor_mutex;
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#define dc_set_foreground(c) dc->owner->gc.foreground = c
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#define dc_set_background(c) dc->owner->gc.background = c
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extern void rtgui_mouse_show_cursor(void);
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extern void rtgui_mouse_hide_cursor(void);
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struct rtgui_dc* rtgui_dc_hw_create(rtgui_widget_t* owner)
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{
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struct rtgui_dc_hw* dc;
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rtgui_widget_t* widget;
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/* adjudge owner */
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if (owner == RT_NULL || owner->toplevel == RT_NULL) return RT_NULL;
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if (!RTGUI_IS_TOPLEVEL(owner->toplevel)) return RT_NULL;
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/* malloc a dc object */
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dc = (struct rtgui_dc_hw*) rtgui_malloc(sizeof(struct rtgui_dc_hw));
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rtgui_dc_hw_init(dc);
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dc->owner = owner;
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dc->visible = RT_TRUE;
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dc->device = rtgui_graphic_driver_get_default();
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/* set visible */
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widget = owner;
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while (widget != RT_NULL)
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{
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if (RTGUI_WIDGET_IS_HIDE(widget))
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{
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dc->visible = RT_FALSE;
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break;
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}
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widget = widget->parent;
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}
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if (RTGUI_IS_WINTITLE(dc->owner->toplevel))
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{
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rtgui_toplevel_t* top = RTGUI_TOPLEVEL(dc->owner->toplevel);
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top->drawing ++;
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if (top->drawing == 1)
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{
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#ifdef RTGUI_USING_MOUSE_CURSOR
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#ifdef __WIN32__
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rt_mutex_take(&cursor_mutex, RT_WAITING_FOREVER);
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rt_kprintf("hide cursor\n");
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rtgui_mouse_hide_cursor();
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#else
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/* hide cursor */
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rtgui_mouse_hide_cursor();
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#endif
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#endif
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}
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}
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else if (RTGUI_IS_WORKBENCH(dc->owner->toplevel) ||
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RTGUI_IS_WIN(dc->owner->toplevel))
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{
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rtgui_toplevel_t* top = RTGUI_TOPLEVEL(dc->owner->toplevel);
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top->drawing ++;
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if (top->drawing == 1)
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{
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#ifdef __WIN32__
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#ifdef RTGUI_USING_MOUSE_CURSOR
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rt_mutex_take(&cursor_mutex, RT_WAITING_FOREVER);
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rt_kprintf("hide cursor\n");
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rtgui_mouse_hide_cursor();
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#endif
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#else
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/* send draw begin to server */
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struct rtgui_event_update_begin eupdate;
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RTGUI_EVENT_UPDATE_BEGIN_INIT(&(eupdate));
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eupdate.rect = RTGUI_WIDGET(top)->extent;
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rtgui_thread_send(top->server, (struct rtgui_event*)&eupdate, sizeof(eupdate));
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#endif
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}
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}
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return &(dc->parent);
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}
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static rt_bool_t rtgui_dc_hw_fini(struct rtgui_dc* dc)
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{
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struct rtgui_dc_hw* hw = (struct rtgui_dc_hw*)dc;
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if (dc == RT_NULL || hw->parent.type != RTGUI_DC_HW) return RT_FALSE;
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if (RTGUI_IS_WINTITLE(hw->owner->toplevel))
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{
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/* update title extent */
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rtgui_toplevel_t* top = RTGUI_TOPLEVEL(hw->owner->toplevel);
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top->drawing --;
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if (top->drawing == 0)
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{
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#ifdef __WIN32__
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#ifdef RTGUI_USING_MOUSE_CURSOR
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rt_mutex_release(&cursor_mutex);
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/* show cursor */
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rtgui_mouse_show_cursor();
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rt_kprintf("show cursor\n");
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#endif
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/* update screen */
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hw->device->screen_update(&(hw->owner->extent));
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#else
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#ifdef RTGUI_USING_MOUSE_CURSOR
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/* show cursor */
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rtgui_mouse_show_cursor();
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#endif
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/* update screen */
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hw->device->screen_update(&(hw->owner->extent));
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#endif
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}
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}
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else if (RTGUI_IS_WORKBENCH(hw->owner->toplevel) ||
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RTGUI_IS_WIN(hw->owner->toplevel))
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{
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rtgui_toplevel_t* top = RTGUI_TOPLEVEL(hw->owner->toplevel);
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top->drawing --;
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if (top->drawing == 0)
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{
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#ifdef __WIN32__
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#ifdef RTGUI_USING_MOUSE_CURSOR
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rt_mutex_release(&cursor_mutex);
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/* show cursor */
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rtgui_mouse_show_cursor();
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rt_kprintf("show cursor\n");
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#endif
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/* update screen */
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hw->device->screen_update(&(hw->owner->extent));
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#else
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/* send to server to end drawing */
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struct rtgui_event_update_end eupdate;
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RTGUI_EVENT_UPDATE_END_INIT(&(eupdate));
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eupdate.rect = RTGUI_WIDGET(top)->extent;
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rtgui_thread_send(top->server, (struct rtgui_event*)&eupdate, sizeof(eupdate));
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#endif
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}
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}
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return RT_TRUE;
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}
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/*
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* draw a logic point on device
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*/
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static void rtgui_dc_hw_draw_point(struct rtgui_dc* self, int x, int y)
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{
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struct rtgui_dc_hw* dc;
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rtgui_rect_t rect;
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dc = (struct rtgui_dc_hw*)self;
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if (dc == RT_NULL || dc->visible != RT_TRUE) return;
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x = x + dc->owner->extent.x1;
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y = y + dc->owner->extent.y1;
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if (rtgui_region_contains_point(&(dc->owner->clip), x, y, &rect) == RT_EOK)
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{
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/* draw this point */
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dc->device->set_pixel(&(dc->owner->gc.foreground), x, y);
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}
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}
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/*
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* draw a logic vertical line on device
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*/
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static void rtgui_dc_hw_draw_vline(struct rtgui_dc* self, int x, int y1, int y2)
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{
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register rt_base_t index;
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struct rtgui_dc_hw* dc;
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dc = (struct rtgui_dc_hw*)self;
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if (dc == RT_NULL || dc->visible != RT_TRUE) return;
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x = x + dc->owner->extent.x1;
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y1 = y1 + dc->owner->extent.y1;
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y2 = y2 + dc->owner->extent.y1;
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if (dc->owner->clip.data == RT_NULL)
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{
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rtgui_rect_t* prect;
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prect = &(dc->owner->clip.extents);
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/* calculate vline intersect */
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if (prect->x1 > x || prect->x2 <= x) return;
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if (prect->y2 <= y1 || prect->y1 > y2) return;
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if (prect->y1 > y1) y1 = prect->y1;
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if (prect->y2 < y2) y2 = prect->y2;
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/* draw vline */
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dc->device->draw_vline(&(dc->owner->gc.foreground), x, y1, y2);
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}
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else for (index = 0; index < rtgui_region_num_rects(&(dc->owner->clip)); index ++)
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{
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rtgui_rect_t* prect;
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register rt_base_t draw_y1, draw_y2;
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prect = ((rtgui_rect_t *)(dc->owner->clip.data + index + 1));
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draw_y1 = y1;
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draw_y2 = y2;
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/* calculate vline clip */
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if (prect->x1 > x || prect->x2 <= x) continue;
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if (prect->y2 <= y1 || prect->y1 > y2) continue;
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if (prect->y1 > y1) draw_y1 = prect->y1;
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if (prect->y2 < y2) draw_y2 = prect->y2;
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/* draw vline */
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dc->device->draw_vline(&(dc->owner->gc.foreground), x, draw_y1, draw_y2);
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}
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}
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/*
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* draw a logic horizontal line on device
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*/
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static void rtgui_dc_hw_draw_hline(struct rtgui_dc* self, int x1, int x2, int y)
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{
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register rt_base_t index;
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struct rtgui_dc_hw* dc;
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dc = (struct rtgui_dc_hw*)self;
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if (dc == RT_NULL || dc->visible != RT_TRUE) return;
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/* convert logic to device */
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x1 = x1 + dc->owner->extent.x1;
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x2 = x2 + dc->owner->extent.x1;
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y = y + dc->owner->extent.y1;
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if (dc->owner->clip.data == RT_NULL)
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{
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rtgui_rect_t* prect;
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prect = &(dc->owner->clip.extents);
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/* calculate vline intersect */
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if (prect->y1 > y || prect->y2 <= y ) return;
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if (prect->x2 <= x1 || prect->x1 > x2) return;
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if (prect->x1 > x1) x1 = prect->x1;
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if (prect->x2 < x2) x2 = prect->x2;
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/* draw hline */
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dc->device->draw_hline(&(dc->owner->gc.foreground), x1, x2, y);
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}
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else for (index = 0; index < rtgui_region_num_rects(&(dc->owner->clip)); index ++)
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{
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rtgui_rect_t* prect;
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register rt_base_t draw_x1, draw_x2;
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prect = ((rtgui_rect_t *)(dc->owner->clip.data + index + 1));
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draw_x1 = x1;
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draw_x2 = x2;
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/* calculate hline clip */
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if (prect->y1 > y || prect->y2 <= y ) continue;
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if (prect->x2 <= x1 || prect->x1 > x2) continue;
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if (prect->x1 > x1) draw_x1 = prect->x1;
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if (prect->x2 < x2) draw_x2 = prect->x2;
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/* draw hline */
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dc->device->draw_hline(&(dc->owner->gc.foreground), draw_x1, draw_x2, y);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
static void rtgui_dc_hw_fill_rect (struct rtgui_dc* self, struct rtgui_rect* rect)
|
||
|
|
{
|
||
|
|
rtgui_color_t foreground;
|
||
|
|
register rt_base_t index;
|
||
|
|
struct rtgui_dc_hw* dc;
|
||
|
|
|
||
|
|
dc = (struct rtgui_dc_hw*)self;
|
||
|
|
if (dc == RT_NULL || dc->visible != RT_TRUE) return;
|
||
|
|
|
||
|
|
/* save foreground color */
|
||
|
|
foreground = dc->owner->gc.foreground;
|
||
|
|
|
||
|
|
/* set background color as foreground color */
|
||
|
|
dc->owner->gc.foreground = dc->owner->gc.background;
|
||
|
|
|
||
|
|
/* fill rect */
|
||
|
|
for (index = rect->y1; index < rect->y2; index ++)
|
||
|
|
{
|
||
|
|
rtgui_dc_hw_draw_hline(self, rect->x1, rect->x2, index);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* restore foreground color */
|
||
|
|
dc->owner->gc.foreground = foreground;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void rtgui_dc_hw_blit(struct rtgui_dc* dc, struct rtgui_point* dc_point, struct rtgui_dc* dest, rtgui_rect_t* rect)
|
||
|
|
{
|
||
|
|
/* not blit in hardware dc */
|
||
|
|
return ;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void rtgui_dc_hw_set_color(struct rtgui_dc* self, rtgui_color_t color)
|
||
|
|
{
|
||
|
|
struct rtgui_dc_hw* dc = (struct rtgui_dc_hw*)self;
|
||
|
|
|
||
|
|
if (self != RT_NULL)
|
||
|
|
{
|
||
|
|
dc->owner->gc.foreground = color;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
static rtgui_color_t rtgui_dc_hw_get_color(struct rtgui_dc* self)
|
||
|
|
{
|
||
|
|
struct rtgui_dc_hw* dc = (struct rtgui_dc_hw*)self;
|
||
|
|
|
||
|
|
return self != RT_NULL? dc->owner->gc.foreground : white;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void rtgui_dc_hw_set_font(struct rtgui_dc* self, rtgui_font_t* font)
|
||
|
|
{
|
||
|
|
struct rtgui_dc_hw* dc = (struct rtgui_dc_hw*)self;
|
||
|
|
|
||
|
|
if (self != RT_NULL)
|
||
|
|
{
|
||
|
|
dc->owner->gc.font = font;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
static rtgui_font_t* rtgui_dc_hw_get_font(struct rtgui_dc* self)
|
||
|
|
{
|
||
|
|
struct rtgui_dc_hw* dc = (struct rtgui_dc_hw*)self;
|
||
|
|
|
||
|
|
return self != RT_NULL? dc->owner->gc.font : RT_NULL;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void rtgui_dc_hw_set_textalign(struct rtgui_dc* self, rt_int32_t textalign)
|
||
|
|
{
|
||
|
|
struct rtgui_dc_hw* dc = (struct rtgui_dc_hw*)self;
|
||
|
|
|
||
|
|
dc->owner->gc.textalign = textalign;
|
||
|
|
}
|
||
|
|
|
||
|
|
static rt_int32_t rtgui_dc_hw_get_textalign(struct rtgui_dc* self)
|
||
|
|
{
|
||
|
|
struct rtgui_dc_hw* dc = (struct rtgui_dc_hw*)self;
|
||
|
|
|
||
|
|
return dc->owner->gc.textalign;
|
||
|
|
}
|
||
|
|
|
||
|
|
static rt_bool_t rtgui_dc_hw_get_visible(struct rtgui_dc* dc)
|
||
|
|
{
|
||
|
|
return RT_TRUE;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void rtgui_dc_hw_get_rect(struct rtgui_dc* self, rtgui_rect_t* rect)
|
||
|
|
{
|
||
|
|
struct rtgui_dc_hw* dc = (struct rtgui_dc_hw*)self;
|
||
|
|
|
||
|
|
rtgui_widget_get_rect(dc->owner, rect);
|
||
|
|
}
|