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author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2012-03-22 21:22:59 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2012-03-22 21:22:59 +0000 |
commit | 4dedf494c242b2c4b52707441eefe2a36fbacf0f (patch) | |
tree | 36728130c995053f18637c019829f492f0c3b3fe /NxWidgets/libnxwidgets/src/cnxwindow.cxx | |
parent | af2319a52f4b11df952a5a1060c76cc0cdff0b98 (diff) | |
download | nuttx-4dedf494c242b2c4b52707441eefe2a36fbacf0f.tar.gz nuttx-4dedf494c242b2c4b52707441eefe2a36fbacf0f.tar.bz2 nuttx-4dedf494c242b2c4b52707441eefe2a36fbacf0f.zip |
First check-in of NxWidgets
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4505 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'NxWidgets/libnxwidgets/src/cnxwindow.cxx')
-rw-r--r-- | NxWidgets/libnxwidgets/src/cnxwindow.cxx | 342 |
1 files changed, 342 insertions, 0 deletions
diff --git a/NxWidgets/libnxwidgets/src/cnxwindow.cxx b/NxWidgets/libnxwidgets/src/cnxwindow.cxx new file mode 100644 index 000000000..fd4cc6ef2 --- /dev/null +++ b/NxWidgets/libnxwidgets/src/cnxwindow.cxx @@ -0,0 +1,342 @@ +/**************************************************************************** + * NxWidgets/libnxwidgets/src/cnxwindow.cxx + * + * Copyright (C) 2012 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, NxWidgets, nor the names of its contributors + * me 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 <stdint.h> +#include <stdbool.h> + +#include "cwidgetcontrol.hxx" +#include "cnxwindow.hxx" +#include "cbitmap.hxx" + +/**************************************************************************** + * Pre-Processor Definitions + ****************************************************************************/ + +/**************************************************************************** + * Method Implementations + ****************************************************************************/ + +using namespace NXWidgets; + +/** + * Constructor. + * + * @param hNxServer Handle to the NX server. + */ + +CNxWindow::CNxWindow(NXHANDLE hNxServer, CWidgetControl *pWidgetControl) + : CCallback(pWidgetControl), m_hNxServer(hNxServer), m_hNxWindow(0), + m_widgetControl(pWidgetControl) +{ + // Create the CGraphicsPort instance for this window + + m_widgetControl->createGraphicsPort(static_cast<INxWindow*>(this)); +} + +/** + * Destructor. + */ + +CNxWindow::~CNxWindow(void) +{ + // Release the window. We do not release the widget control + // instance. The lifetime of that instance is owned by he-who- + // constructed-us. + + (void)nx_closewindow(m_hNxWindow); +} + +/** + * Creates a new window. Window creation is separate from + * object instantiation so that failures can be reported. + * + * @return True if the window was successfully opened. + */ + +bool CNxWindow::open(void) +{ + // Get the C-callable callback vtable + + FAR struct nx_callback_s *vtable = getCallbackVTable(); + + // Create the window + + m_hNxWindow = nx_openwindow(m_hNxServer, vtable, (FAR void *)m_widgetControl); + return m_hNxWindow != NULL; +} + +/** + * Request the position and size information of the window. The values + * will be returned asynchronously through the client callback method. + * The GetPosition() method may than be called to obtain the positional + * data as provided by the callback. + * + * @return True on success, false on any failure. + */ + +bool CNxWindow::requestPosition(void) +{ + // Request the window position + + return nx_getposition(m_hNxWindow) == OK; +} + +/** + * Get the position of the window in the physical display coordinates + * (as reported by the NX callback). + * + * @return The position. + */ + +bool CNxWindow::getPosition(FAR struct nxgl_point_s *pPos) +{ + return m_widgetControl->getWindowPosition(pPos); +} + +/** + * Get the size of the window (as reported by the NX callback). + * + * @return The size. + */ + +bool CNxWindow::getSize(FAR struct nxgl_size_s *pSize) +{ + return m_widgetControl->getWindowSize(pSize); +} + +/** + * Set the position and size of the window. + * + * @param pPos The new position of the window. + * @return True on success, false on any failure. + */ + +bool CNxWindow::setPosition(FAR const struct nxgl_point_s *pPos) +{ + // Set the window size and position + + return nx_setposition(m_hNxWindow, pPos) == OK; +} + +/** + * Set the size of the selected window. + * + * @param pSize The new size of the window. + * @return True on success, false on any failure. + */ + +bool CNxWindow::setSize(FAR const struct nxgl_size_s *pSize) +{ + // Set the window size + + return nx_setsize(m_hNxWindow, pSize) == OK; +} + +/** + * Bring the window to the top of the display. + * + * @return True on success, false on any failure. + */ + +bool CNxWindow::raise(void) +{ + // Raise the window to the top of the display + + return nx_raise(m_hNxWindow) == OK; +} + +/** + * Lower the window to the bottom of the display. + * + * @return True on success, false on any failure. + */ + +bool CNxWindow::lower(void) +{ + // Lower the window to the bottom of the display + + return nx_lower(m_hNxWindow) == OK; +} + +/** + * Set an individual pixel in the window with the specified color. + * + * @param pPos The location of the pixel to be filled. + * @param color The color to use in the fill. + * + * @return True on success; false on failure. + */ + +bool CNxWindow::setPixel(FAR const struct nxgl_point_s *pPos, + nxgl_mxpixel_t color) +{ + // Set an individual pixel to the specified color + + return nx_setpixel(m_hNxWindow, pPos, &color) == OK; +} + +/** + * Fill the specified rectangle in the window with the specified color. + * + * @param pRect The location to be filled. + * @param color The color to use in the fill. + * + * @return True on success; false on failure. + */ + +bool CNxWindow::fill(FAR const struct nxgl_rect_s *pRect, + nxgl_mxpixel_t color) +{ + // Fill a rectangular region with a solid color + + return nx_fill(m_hNxWindow, pRect, &color) == OK; +} + +/** + * Get the raw contents of graphic memory within a rectangular region. NOTE: + * Since raw graphic memory is returned, the returned memory content may be + * the memory of windows above this one and may not necessarily belong to + * this window unless you assure that this is the top window. + * + * @param rect The location to be copied + * @param dest - The describes the destination bitmap to receive the + * graphics data. + */ + +void CNxWindow::getRectangle(FAR const struct nxgl_rect_s *rect, struct SBitmap *dest) +{ + // Get a rectangule region from the window + + (void)nx_getrectangle(m_hNxWindow, rect, 0, (FAR uint8_t*)dest->data, dest->stride); +} +/** + * Fill the specified trapezoidal region in the window with the specified + * color. + * + * @param pClip Clipping rectangle relative to window (may be null). + * @param pTrap The trapezoidal region to be filled. + * @param color The color to use in the fill. + * + * @return True on success; false on failure. + */ + +bool CNxWindow::fillTrapezoid(FAR const struct nxgl_rect_s *pClip, + FAR const struct nxgl_trapezoid_s *pTrap, + nxgl_mxpixel_t color) +{ + // Fill a trapezoidal region with a solid color + + return nx_filltrapezoid(m_hNxWindow, pClip, pTrap, &color) == OK; +} + +/** + * Fill the specified line in the window with the specified color. + * + * @param vector - Describes the line to be drawn + * @param width - The width of the line + * @param color - The color to use to fill the line + * + * @return True on success; false on failure. + */ + +bool CNxWindow::drawLine(FAR struct nxgl_vector_s *vector, + nxgl_coord_t width, nxgl_mxpixel_t color) +{ + // Draw a line with the specified color + + return nx_drawline(m_hNxWindow, vector, width, &color) == OK; +} + +/** + * Draw a filled circle at the specified position, size, and color. + * + * @param center The window-relative coordinates of the circle center. + * @param radius The radius of the rectangle in pixels. + * @param color The color of the rectangle. + */ + +bool CNxWindow::drawFilledCircle(struct nxgl_point_s *center, nxgl_coord_t radius, + nxgl_mxpixel_t color) +{ + return nx_fillcircle(m_hNxWindow, center, radius, &color) == OK; +} + +/** + * Move a rectangular region within the window. + * + * @param pRect Describes the rectangular region to move. + * @param pOffset The offset to move the region. + * + * @return True on success; false on failure. + */ + +bool CNxWindow::move(FAR const struct nxgl_rect_s *pRect, + FAR const struct nxgl_point_s *pOffset) +{ + // Move a rectangular region of the display + + return nx_move(m_hNxWindow, pRect, pOffset) == OK; +} + +/** + * Copy a rectangular region of a larger image into the rectangle in the + * specified window. The source image is treated as an opaque image. + * + * @param pDest Describes the rectangular on the display that will receive + * the bitmap. + * @param pSrc The start of the source image. + * @param pOrigin the pOrigin of the upper, left-most corner of the full + * bitmap. Both pDest and pOrigin are in window coordinates, however, + * pOrigin may lie outside of the display. + * @param stride The width of the full source image in bytes. + * + * @return True on success; false on failure. + */ + +bool CNxWindow::bitmap(FAR const struct nxgl_rect_s *pDest, + FAR const void *pSrc, + FAR const struct nxgl_point_s *pOrigin, + unsigned int stride) +{ + // Copy a rectangular bitmap image in a region on the display + + return nx_bitmap(m_hNxWindow, pDest, &pSrc, pOrigin, stride) == OK; +} |