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nuttx/libnx/nxtk/nxtk_drawframe.c

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/****************************************************************************
* libnx/nxtk/nxtk_drawframe.c
*
* Copyright (C) 2008-2009, 2011-2013 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <stdlib.h>
#include <errno.h>
#include <debug.h>
#include <nuttx/nx/nxglib.h>
#include <nuttx/nx/nx.h>
#include <nuttx/nx/nxtk.h>
#include "nxtk.h"
/****************************************************************************
* Pre-Processor Definitions
****************************************************************************/
/****************************************************************************
* Private Types
****************************************************************************/
/****************************************************************************
* Private Data
****************************************************************************/
/****************************************************************************
* Public Data
****************************************************************************/
/****************************************************************************
* Private Functions
****************************************************************************/
/****************************************************************************
* Name: nxtk_drawframeside
****************************************************************************/
#if CONFIG_NXTK_BORDERWIDTH > 0
static void nxtk_drawframeside(FAR struct nxtk_framedwindow_s *fwnd,
FAR const struct nxgl_rect_s *side,
FAR const struct nxgl_rect_s *bounds,
nxgl_mxpixel_t color[CONFIG_NX_NPLANES])
{
struct nxgl_rect_s intersection;
nxgl_rectintersect(&intersection, side, bounds);
if (!nxgl_nullrect(&intersection))
{
nx_fill((NXWINDOW)fwnd, &intersection, color);
}
}
#endif
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: nxtk_drawframe
*
* Description:
* Redraw the window frame.
*
* Input Parameters:
* fwnd - the framed window whose frame needs to be re-drawn. This must
* have been previously created by nxtk_openwindow().
* bounds - Only draw the ports of the frame within this bounding box.
* (window relative coordinates).
*
* Returned Value:
* OK on success; ERROR on failure with errno set appropriately
*
****************************************************************************/
int nxtk_drawframe(FAR struct nxtk_framedwindow_s *fwnd,
FAR const struct nxgl_rect_s *bounds)
{
#if CONFIG_NXTK_BORDERWIDTH > 0
struct nxgl_rect_s frame;
#endif
struct nxgl_size_s wndsize;
struct nxgl_size_s tbsize;
#if CONFIG_NXTK_BORDERWIDTH > 0
nxgl_coord_t thickness;
#endif
/* Shiny edge:
* Thickness: 1
* Color: CONFIG_NXTK_BORDERCOLOR3;
* Condition: CONFIG_NXTK_BORDERWIDTH > 2
* Central part:
* Thickness: Varies with CONFIG_NXTK_BORDERWIDTH
* Color: CONFIG_NXTK_BORDERCOLOR1;
* Condition: CONFIG_NXTK_BORDERWIDTH > 0
* Shadow part:
* Thickness: 1;
* Color: CONFIG_NXTK_BORDERCOLOR2;
* Condition: CONFIG_NXTK_BORDERWIDTH > 1
*/
#if CONFIG_NXTK_BORDERWIDTH > 2
thickness = CONFIG_NXTK_BORDERWIDTH - 2;
#elif CONFIG_NXTK_BORDERWIDTH > 1
thickness = CONFIG_NXTK_BORDERWIDTH - 1;
#elif CONFIG_NXTK_BORDERWIDTH > 0
thickness = CONFIG_NXTK_BORDERWIDTH;
#endif
/* Get the size of the rectangle */
nxgl_rectsize(&wndsize, &fwnd->wnd.bounds);
nxgl_rectsize(&tbsize, &fwnd->tbrect);
/* Draw the top ***********************************************************/
#if CONFIG_NXTK_BORDERWIDTH > 0
frame.pt1.x = 0;
frame.pt2.x = wndsize.w - 1;
frame.pt1.y = 0;
/* Draw the shiny edge */
#if CONFIG_NXTK_BORDERWIDTH > 2
frame.pt2.y = 0;
nxtk_drawframeside(fwnd, &frame, bounds, g_bordercolor3);
frame.pt1.y = 1;
#endif
/* Draw the central part */
frame.pt2.y = frame.pt1.y + thickness - 1;
nxtk_drawframeside(fwnd, &frame, bounds, g_bordercolor1);
/* Draw a single line under the toolbar, color CONFIG_NXTK_BORDERCOLOR2 */
#if CONFIG_NXTK_BORDERWIDTH > 1
frame.pt1.y += tbsize.h + thickness;
frame.pt2.y = frame.pt1.y;
nxtk_drawframeside(fwnd, &frame, bounds, g_bordercolor2);
#endif
/* Draw the bottom ********************************************************/
#if CONFIG_NXTK_BORDERWIDTH > 0
frame.pt1.y = wndsize.h - CONFIG_NXTK_BORDERWIDTH;
/* Draw the shiny edge */
#if CONFIG_NXTK_BORDERWIDTH > 2
frame.pt2.y = frame.pt1.y;
nxtk_drawframeside(fwnd, &frame, bounds, g_bordercolor3);
frame.pt1.y ++;
#endif
/* Draw the central part */
frame.pt2.y = frame.pt1.y + thickness - 1;
nxtk_drawframeside(fwnd, &frame, bounds, g_bordercolor1);
/* Then a single line at the very bottom, Color: CONFIG_NXTK_BORDERCOLOR2 */
#if CONFIG_NXTK_BORDERWIDTH > 1
frame.pt1.y = wndsize.h - 1;
frame.pt2.y = frame.pt1.y;
nxtk_drawframeside(fwnd, &frame, bounds, g_bordercolor2);
#endif
#endif
/* Draw left and right outer edges *****************************************/
/* Draw the shiny left out edge */
#if CONFIG_NXTK_BORDERWIDTH > 1
frame.pt1.x = 0;
frame.pt1.y = 1;
#if CONFIG_NXTK_BORDERWIDTH > 2
frame.pt2.x = frame.pt1.x;
frame.pt2.y = wndsize.h - 2;
nxtk_drawframeside(fwnd, &frame, bounds, g_bordercolor3);
#endif
/* Draw the shadowed right outer edge */
frame.pt1.x = wndsize.w - 1;
frame.pt2.x = frame.pt1.x;
nxtk_drawframeside(fwnd, &frame, bounds, g_bordercolor2);
#endif
/* Draw left and right central regions *************************************/
#if CONFIG_NXTK_BORDERWIDTH > 2
frame.pt1.x = 1;
frame.pt1.y = 1;
frame.pt2.x = frame.pt1.x + thickness - 1;
frame.pt2.y = wndsize.h - 2;
#else
frame.pt1.x = 0;
frame.pt1.y = 0;
frame.pt2.x = frame.pt1.x + thickness - 1;
frame.pt2.y = wndsize.h - 1;
#endif
nxtk_drawframeside(fwnd, &frame, bounds, g_bordercolor1);
#if CONFIG_NXTK_BORDERWIDTH > 2
frame.pt1.x = wndsize.w - thickness - 1;
frame.pt2.x = wndsize.w - 2;
#else
frame.pt1.x = wndsize.w - thickness;
frame.pt2.x = wndsize.w - 1;
#endif
nxtk_drawframeside(fwnd, &frame, bounds, g_bordercolor1);
#endif
/* Draw left and right inner sides *****************************************/
/* This segment stops at the bottom of the toolbar. If there is a
* tool bar, then we have to continue this to the top of the display
* using g_bordercolor1 (see below)
*/
/* Draw the shadowed left inner edge */
#if CONFIG_NXTK_BORDERWIDTH > 1
#if CONFIG_NXTK_BORDERWIDTH > 2
frame.pt1.x = thickness + 1;
frame.pt1.y = tbsize.h + thickness + 1;
frame.pt2.x = frame.pt1.x;
frame.pt2.y = wndsize.h - thickness - 2;
#else
frame.pt1.x = thickness;
frame.pt1.y = tbsize.h + thickness;
frame.pt2.x = frame.pt1.x;
frame.pt2.y = wndsize.h - thickness - 1;
#endif
nxtk_drawframeside(fwnd, &frame, bounds, g_bordercolor2);
/* Draw the shiny right inner edge */
#if CONFIG_NXTK_BORDERWIDTH > 2
frame.pt1.x = wndsize.w - thickness - 2;
frame.pt2.x = frame.pt1.x;
nxtk_drawframeside(fwnd, &frame, bounds, g_bordercolor3);
#endif
#endif
/* Fix up the little line-seqments at the top inner edges that need to match
* the color of the toolbar.
*/
#if CONFIG_NXTK_BORDERWIDTH > 1
if (tbsize.h > 0)
{
/* Draw the right side */
#if CONFIG_NXTK_BORDERWIDTH > 2
frame.pt1.x = thickness + 1;
frame.pt1.y = 1;
frame.pt2.x = frame.pt1.x;
frame.pt2.y = tbsize.h + thickness;
#else
frame.pt1.x = thickness;
frame.pt1.y = 0;
frame.pt2.x = frame.pt1.x;
frame.pt2.y = tbsize.h + thickness - 1;
#endif
nxtk_drawframeside(fwnd, &frame, bounds, g_bordercolor1);
/* Draw the left size */
#if CONFIG_NXTK_BORDERWIDTH > 2
frame.pt1.x = wndsize.w - thickness - 2;
frame.pt2.x = frame.pt1.x;
nxtk_drawframeside(fwnd, &frame, bounds, g_bordercolor1);
#endif
}
#endif
return OK;
}
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