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Diffstat (limited to 'NxWidgets/libnxwidgets/src/cglyphbutton.cxx')
| -rw-r--r-- | NxWidgets/libnxwidgets/src/cglyphbutton.cxx | 297 |
1 files changed, 297 insertions, 0 deletions
diff --git a/NxWidgets/libnxwidgets/src/cglyphbutton.cxx b/NxWidgets/libnxwidgets/src/cglyphbutton.cxx new file mode 100644 index 000000000..f24b5c943 --- /dev/null +++ b/NxWidgets/libnxwidgets/src/cglyphbutton.cxx @@ -0,0 +1,297 @@ +/**************************************************************************** + * NxWidgets/libnxwidgets/src/cglyphbutton.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. + * + **************************************************************************** + * + * Portions of this package derive from Woopsi (http://woopsi.org/) and + * portions are original efforts. It is difficult to determine at this + * point what parts are original efforts and which parts derive from Woopsi. + * However, in any event, the work of Antony Dzeryn will be acknowledged + * in most NxWidget files. Thanks Antony! + * + * Copyright (c) 2007-2011, Antony Dzeryn + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * 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. + * * Neither the names "Woopsi", "Simian Zombie" 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 Antony Dzeryn ``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 Antony Dzeryn 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 <sys/types.h> +#include <stdint.h> +#include <stdbool.h> + +#include <nuttx/nx/nxglib.h> + +#include "nxconfig.hxx" +#include "cglyphbutton.hxx" +#include "cgraphicsport.hxx" +#include "cbitmap.hxx" +#include "singletons.hxx" + +/**************************************************************************** + * Pre-Processor Definitions + ****************************************************************************/ + +/**************************************************************************** + * CButton Method Implementations + ****************************************************************************/ + +using namespace NXWidgets; + +/** + * Constructor. + * + * @param pWidgetControl The widget control for the display. + * @param x The x coordinate of the button. + * @param y The y coordinate of the button. + * @param width The width of the button. + * @param height The height of the button. + * @param normalGlyph Glyph to display when unclicked. + * @param clickedGlyph Glyph to display when clicked. + * @param bitmapX The x coordinate at which the bitmaps will be drawn. + * @param bitmapY The y coordinate at which the bitmaps will be drawn. + * @param style The style that the button should use. If this is not + * specified, the button will use the values stored in the global + * g_defaultWidgetStyle object. The button will copy the properties of + * the style into its own internal style object. + */ + +CGlyphButton::CGlyphButton(CWidgetControl *pWidgetControl, + nxgl_coord_t x, nxgl_coord_t y, + nxgl_coord_t width, nxgl_coord_t height, + nxgl_coord_t bitmapX, nxgl_coord_t bitmapY, + FAR const struct SBitmap *normalGlyph, + FAR const struct SBitmap *clickedGlyph, + CWidgetStyle *style) +: CNxWidget(pWidgetControl, x, y, width, height, 0, style) +{ + // The border should be set to the minimum so that the bitmap + // image can extend all the way to the border. + + m_borderSize.top = 1; + m_borderSize.right = 1; + m_borderSize.bottom = 1; + m_borderSize.left = 1; + + // Save the bitmap state data + + m_bitmapX = bitmapX; + m_bitmapY = bitmapY; + m_bitmapNormal = normalGlyph; + m_bitmapClicked = clickedGlyph; +} + +/** + * Insert the dimensions that this widget wants to have into the rect + * passed in as a parameter. All coordinates are relative to the widget's + * parent. + * @param rect Reference to a rect to populate with data. + */ + +void CGlyphButton::getPreferredDimensions(CRect &rect) const +{ + nxgl_coord_t width = m_bitmapNormal->width; + nxgl_coord_t height = m_bitmapNormal->height; + + if (!m_flags.borderless) + { + width = m_borderSize.left + m_borderSize.right; + height = m_borderSize.top + m_borderSize.bottom; + } + + rect.setX(m_rect.getX()); + rect.setY(m_rect.getY()); + rect.setWidth(width); + rect.setHeight(height); +} + +/** + * Draw the area of this widget that falls within the clipping region. + * Called by the redraw() function to draw all visible regions. + * + * @param port The CGraphicsPort to draw to. + * @see redraw() + */ + +void CGlyphButton::drawContents(CGraphicsPort *port) +{ + // Get the drawable region within the Label + + CRect rect; + getRect(rect); + + // Pick the glyph to show + + FAR const struct SBitmap *bitmap; + if (m_flags.clicked) + { + bitmap = m_bitmapClicked; + } + else + { + bitmap = m_bitmapNormal; + } + + // Then draw it -- in greyscale if not enabled + + if (isEnabled()) + { + port->drawBitmap(rect.getX(), rect.getY(), + rect.getWidth(), rect.getHeight(), + bitmap, m_bitmapX, m_bitmapY, + CONFIG_NXWIDGETS_TRANSPARENT_COLOR); + } + else + { + port->drawBitmapGreyScale(rect.getX(), rect.getY(), + rect.getWidth(), rect.getHeight(), + bitmap, m_bitmapX, m_bitmapY); + } +} + +/** + * Draw the area of this widget that falls within the clipping region. + * Called by the redraw() function to draw all visible regions. + * + * @param port The CGraphicsPort to draw to. + * @see redraw() + */ + +void CGlyphButton::drawBorder(CGraphicsPort *port) +{ + port->drawFilledRect(getX(), getY(), getWidth(), + getHeight(), getBackgroundColor()); + drawOutline(port); +} + +/** + * Draws the outline of the button. + * + * @param port Graphics port to draw to. + */ + +void CGlyphButton::drawOutline(CGraphicsPort *port) +{ + // Don't draw if the widget indicates it should not have an outline + + if (!isBorderless()) + { + // Determine which colors to use + + nxgl_coord_t color1; + nxgl_coord_t color2; + + if (isClicked()) + { + // Bevelled into the screen + + color1 = getShadowEdgeColor(); + color2 = getShineEdgeColor(); + } + else + { + // Bevelled out of the screen + + color1 = getShineEdgeColor(); + color2 = getShadowEdgeColor(); + } + + port->drawBevelledRect(getX(), getY(), + getWidth(), getHeight(), + color1, color2); + } +} + +/** + * Redraws the button. + * + * @param x The x coordinate of the click. + * @param y The y coordinate of the click. + */ + +void CGlyphButton::onClick(nxgl_coord_t x, nxgl_coord_t y) +{ + redraw(); +} + +/** + * Raises an action event and redraws the button. + * + * @param x The x coordinate of the mouse. + * @param y The y coordinate of the mouse. + */ + +void CGlyphButton::onRelease(nxgl_coord_t x, nxgl_coord_t y) +{ + m_widgetEventHandlers->raiseReleaseEvent(x, y); + redraw(); +} + +/** + * Redraws the button. + * + * @param x The x coordinate of the mouse. + * @param y The y coordinate of the mouse. + */ + +void CGlyphButton::onReleaseOutside(nxgl_coord_t x, nxgl_coord_t y) +{ + redraw(); +} |