rt-thread/components/rtgui/common/dc_hw.c

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/*
* File : dc_hw.c
* This file is part of 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
* 2009-10-16 Bernard first version
*/
#include <rtgui/dc.h>
#include <rtgui/dc_hw.h>
#include <rtgui/driver.h>
#include <rtgui/rtgui_system.h>
#include <rtgui/rtgui_app.h>
#include <rtgui/rtgui_server.h>
#include <rtgui/widgets/container.h>
#include <rtgui/widgets/window.h>
#include <rtgui/widgets/title.h>
static void rtgui_dc_hw_draw_point(struct rtgui_dc* dc, int x, int y);
static void rtgui_dc_hw_draw_color_point(struct rtgui_dc* dc, int x, int y, rtgui_color_t color);
static void rtgui_dc_hw_draw_hline(struct rtgui_dc* dc, int x1, int x2, int y);
static void rtgui_dc_hw_draw_vline(struct rtgui_dc* dc, int x, int y1, int y2);
static void rtgui_dc_hw_fill_rect (struct rtgui_dc* dc, rtgui_rect_t* rect);
static void rtgui_dc_hw_blit_line (struct rtgui_dc* self, int x1, int x2, int y, rt_uint8_t* line_data);
static void rtgui_dc_hw_blit (struct rtgui_dc* dc, struct rtgui_point* dc_point, struct rtgui_dc* dest, rtgui_rect_t* rect);
static void rtgui_dc_hw_set_gc (struct rtgui_dc* dc, rtgui_gc_t *gc);
static rtgui_gc_t *rtgui_dc_hw_get_gc (struct rtgui_dc* dc);
static rt_bool_t rtgui_dc_hw_fini(struct rtgui_dc* dc);
static rt_bool_t rtgui_dc_hw_get_visible(struct rtgui_dc* dc);
static void rtgui_dc_hw_get_rect(struct rtgui_dc* dc, rtgui_rect_t* rect);
struct rtgui_dc_hw
{
struct rtgui_dc parent;
rtgui_widget_t *owner;
const struct rtgui_graphic_driver* hw_driver;
};
const struct rtgui_dc_engine dc_hw_engine =
{
rtgui_dc_hw_draw_point,
rtgui_dc_hw_draw_color_point,
rtgui_dc_hw_draw_vline,
rtgui_dc_hw_draw_hline,
rtgui_dc_hw_fill_rect,
rtgui_dc_hw_blit_line,
rtgui_dc_hw_blit,
rtgui_dc_hw_set_gc,
rtgui_dc_hw_get_gc,
rtgui_dc_hw_get_visible,
rtgui_dc_hw_get_rect,
rtgui_dc_hw_fini,
};
extern struct rt_mutex cursor_mutex;
extern void rtgui_mouse_show_cursor(void);
extern void rtgui_mouse_hide_cursor(void);
struct rtgui_dc* rtgui_dc_hw_create(rtgui_widget_t* owner)
{
struct rtgui_dc_hw* dc;
rtgui_widget_t* widget;
/* adjudge owner */
if (owner == RT_NULL || owner->toplevel == RT_NULL) return RT_NULL;
if (!RTGUI_IS_TOPLEVEL(owner->toplevel)) return RT_NULL;
/* set init visible as true */
RTGUI_WIDGET_DC_SET_VISIBLE(owner);
/* check widget visible */
widget = owner;
while (widget != RT_NULL)
{
if (RTGUI_WIDGET_IS_HIDE(widget))
{
RTGUI_WIDGET_DC_SET_UNVISIBLE(owner);
return RT_NULL;
}
widget = widget->parent;
}
if (!RTGUI_WIDGET_IS_DC_VISIBLE(owner)) return RT_NULL;
/* create DC */
dc = (struct rtgui_dc_hw*) rtgui_malloc(sizeof(struct rtgui_dc_hw));
dc->parent.type = RTGUI_DC_HW;
dc->parent.engine = &dc_hw_engine;
dc->owner = owner;
dc->hw_driver = rtgui_graphic_driver_get_default();
if (RTGUI_IS_WINTITLE(owner->toplevel))
{
rtgui_toplevel_t* top = RTGUI_TOPLEVEL(owner->toplevel);
top->drawing ++;
if (top->drawing == 1)
{
#ifdef RTGUI_USING_MOUSE_CURSOR
#ifdef _WIN32
rt_mutex_take(&cursor_mutex, RT_WAITING_FOREVER);
rt_kprintf("hide cursor\n");
rtgui_mouse_hide_cursor();
#else
/* hide cursor */
rtgui_mouse_hide_cursor();
#endif
#endif
}
}
else if (RTGUI_IS_APP(owner->toplevel) ||
RTGUI_IS_WIN(owner->toplevel))
{
rtgui_toplevel_t* top = RTGUI_TOPLEVEL(owner->toplevel);
top->drawing ++;
if (top->drawing == 1)
{
#ifdef _WIN32
#ifdef RTGUI_USING_MOUSE_CURSOR
rt_mutex_take(&cursor_mutex, RT_WAITING_FOREVER);
rt_kprintf("hide cursor\n");
rtgui_mouse_hide_cursor();
#endif
#else
/* send draw begin to server */
struct rtgui_event_update_begin eupdate;
RTGUI_EVENT_UPDATE_BEGIN_INIT(&(eupdate));
eupdate.rect = RTGUI_WIDGET(top)->extent;
rtgui_server_post_event((struct rtgui_event*)&eupdate, sizeof(eupdate));
#endif
}
}
return &(dc->parent);
}
static rt_bool_t rtgui_dc_hw_fini(struct rtgui_dc* dc)
{
rtgui_widget_t* owner;
struct rtgui_dc_hw* self;
if (dc == RT_NULL || dc->type != RTGUI_DC_HW) return RT_FALSE;
self = (struct rtgui_dc_hw*)dc;
/* get owner */
owner = self->owner;
if (RTGUI_IS_WINTITLE(owner->toplevel))
{
/* update title extent */
rtgui_toplevel_t* top = RTGUI_TOPLEVEL(owner->toplevel);
top->drawing --;
if ((top->drawing == 0) && RTGUI_WIDGET_IS_DC_VISIBLE(owner))
{
#ifdef _WIN32
#ifdef RTGUI_USING_MOUSE_CURSOR
rt_mutex_release(&cursor_mutex);
/* show cursor */
rtgui_mouse_show_cursor();
rt_kprintf("show cursor\n");
#endif
/* update screen */
rtgui_graphic_driver_screen_update(self->hw_driver, &(owner->extent));
#else
#ifdef RTGUI_USING_MOUSE_CURSOR
/* show cursor */
rtgui_mouse_show_cursor();
#endif
/* update screen */
rtgui_graphic_driver_screen_update(self->hw_driver, &(owner->extent));
#endif
}
}
else if (RTGUI_IS_APP(owner->toplevel) ||
RTGUI_IS_WIN(owner->toplevel))
{
rtgui_toplevel_t* top = RTGUI_TOPLEVEL(owner->toplevel);
top->drawing --;
if ((top->drawing == 0) && RTGUI_WIDGET_IS_DC_VISIBLE(owner))
{
#ifdef _WIN32
#ifdef RTGUI_USING_MOUSE_CURSOR
rt_mutex_release(&cursor_mutex);
/* show cursor */
rtgui_mouse_show_cursor();
rt_kprintf("show cursor\n");
#endif
/* update screen */
rtgui_graphic_driver_screen_update(self->hw_driver, &(owner->extent));
#else
/* send to server to end drawing */
struct rtgui_event_update_end eupdate;
RTGUI_EVENT_UPDATE_END_INIT(&(eupdate));
eupdate.rect = owner->extent;
rtgui_server_post_event((struct rtgui_event*)&eupdate, sizeof(eupdate));
#endif
}
}
/* release hardware dc */
rtgui_free(self);
return RT_TRUE;
}
/*
* draw a logic point on device
*/
static void rtgui_dc_hw_draw_point(struct rtgui_dc* self, int x, int y)
{
struct rtgui_dc_hw* dc;
RT_ASSERT(self != RT_NULL);
dc = (struct rtgui_dc_hw*) self;
x = x + dc->owner->extent.x1;
#if (0) /* Please yourself to decide whether to use it*/
if(x < dc->owner->extent.x1 || x >= dc->owner->extent.x2) return;
#endif
y = y + dc->owner->extent.y1;
#if (0)
if(y < dc->owner->extent.y1 || y >= dc->owner->extent.y2) return;
#endif
/* draw this point */
dc->hw_driver->ops->set_pixel(&(dc->owner->gc.foreground), x, y);
}
static void rtgui_dc_hw_draw_color_point(struct rtgui_dc* self, int x, int y, rtgui_color_t color)
{
struct rtgui_dc_hw* dc;
RT_ASSERT(self != RT_NULL);
dc = (struct rtgui_dc_hw*) self;
x = x + dc->owner->extent.x1;
y = y + dc->owner->extent.y1;
/* draw this point */
dc->hw_driver->ops->set_pixel(&color, x, y);
}
/*
* draw a logic vertical line on device
*/
static void rtgui_dc_hw_draw_vline(struct rtgui_dc* self, int x, int y1, int y2)
{
struct rtgui_dc_hw* dc;
RT_ASSERT(self != RT_NULL);
dc = (struct rtgui_dc_hw*) self;
x = x + dc->owner->extent.x1;
y1 = y1 + dc->owner->extent.y1;
y2 = y2 + dc->owner->extent.y1;
/* draw vline */
dc->hw_driver->ops->draw_vline(&(dc->owner->gc.foreground), x, y1, y2);
}
/*
* draw a logic horizontal line on device
*/
static void rtgui_dc_hw_draw_hline(struct rtgui_dc* self, int x1, int x2, int y)
{
struct rtgui_dc_hw* dc;
RT_ASSERT(self != RT_NULL);
dc = (struct rtgui_dc_hw*) self;
/* convert logic to device */
x1 = x1 + dc->owner->extent.x1;
x2 = x2 + dc->owner->extent.x1;
y = y + dc->owner->extent.y1;
/* draw hline */
dc->hw_driver->ops->draw_hline(&(dc->owner->gc.foreground), x1, x2, y);
}
static void rtgui_dc_hw_fill_rect (struct rtgui_dc* self, struct rtgui_rect* rect)
{
rtgui_color_t color;
register rt_base_t index, x1, x2;
struct rtgui_dc_hw* dc;
RT_ASSERT(self != RT_NULL);
dc = (struct rtgui_dc_hw*) self;
/* get background color */
color = dc->owner->gc.background;
/* convert logic to device */
x1 = rect->x1 + dc->owner->extent.x1;
x2 = rect->x2 + dc->owner->extent.x1;
/* fill rect */
for (index = dc->owner->extent.y1 + rect->y1; index < dc->owner->extent.y1 + rect->y2; index ++)
{
dc->hw_driver->ops->draw_hline(&color, x1, x2, index);
}
}
static void rtgui_dc_hw_blit_line (struct rtgui_dc* self, int x1, int x2, int y, rt_uint8_t* line_data)
{
struct rtgui_dc_hw* dc;
RT_ASSERT(self != RT_NULL);
dc = (struct rtgui_dc_hw*) self;
/* convert logic to device */
x1 = x1 + dc->owner->extent.x1;
x2 = x2 + dc->owner->extent.x1;
y = y + dc->owner->extent.y1;
dc->hw_driver->ops->draw_raw_hline(line_data, x1, x2, y);
}
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_gc(struct rtgui_dc* self, rtgui_gc_t *gc)
{
struct rtgui_dc_hw* dc;
RT_ASSERT(self != RT_NULL);
dc = (struct rtgui_dc_hw*) self;
/* set gc */
dc->owner->gc = *gc;
}
static rtgui_gc_t* rtgui_dc_hw_get_gc(struct rtgui_dc* self)
{
struct rtgui_dc_hw* dc;
RT_ASSERT(self != RT_NULL);
dc = (struct rtgui_dc_hw*) self;
return &(dc->owner->gc);
}
static rt_bool_t rtgui_dc_hw_get_visible(struct rtgui_dc* self)
{
struct rtgui_dc_hw* dc;
RT_ASSERT(self != RT_NULL);
dc = (struct rtgui_dc_hw*) self;
if (!RTGUI_WIDGET_IS_DC_VISIBLE(dc->owner)) return RT_FALSE;
return RT_TRUE;
}
static void rtgui_dc_hw_get_rect(struct rtgui_dc* self, rtgui_rect_t* rect)
{
struct rtgui_dc_hw* dc;
RT_ASSERT(self != RT_NULL);
dc = (struct rtgui_dc_hw*) self;
/* get owner */
rtgui_widget_get_rect(dc->owner, rect);
}