123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175 |
- /****************************************************************************
- * apps/include/graphics/nxwidgets/cstickyimage.hxx
- *
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership. The
- * ASF licenses this file to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance with the
- * License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
- * License for the specific language governing permissions and limitations
- * under the License.
- *
- ****************************************************************************/
- #ifndef __APPS_INCLUDE_GRAPHICS_NXWIDGETS_CSTICKIMAGE_HXX
- #define __APPS_INCLUDE_GRAPHICS_NXWIDGETS_CSTICKIMAGE_HXX
- /****************************************************************************
- * Included Files
- ****************************************************************************/
- #include <nuttx/config.h>
- #include <stdint.h>
- #include <stdbool.h>
- #include <nuttx/nx/nxglib.h>
- #include "graphics/nxwidgets/cimage.hxx"
- #include "graphics/nxwidgets/cwidgetstyle.hxx"
- /****************************************************************************
- * Pre-Processor Definitions
- ****************************************************************************/
- /****************************************************************************
- * Implementation Classes
- ****************************************************************************/
- #if defined(__cplusplus)
- namespace NXWidgets
- {
- class CWidgetControl;
- /**
- * CImage that sticks in the selected selected state when clicked.
- */
- class CStickyImage : public CImage
- {
- protected:
- bool m_stuckSelection; /**< True if the image is stuck in the selected */
- /**
- * 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()
- */
- virtual void drawContents(CGraphicsPort *port);
- /**
- * 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()
- */
- virtual void drawBorder(CGraphicsPort *port);
- /**
- * Don't redraw on click events. The image state is completely controlled
- * by the m_stuckSelection state.
- *
- * @param x The x coordinate of the click.
- * @param y The y coordinate of the click.
- */
- virtual void onClick(nxgl_coord_t x, nxgl_coord_t y) {}
- /**
- * Don't redraw on release events. The image state is completely controlled
- * by the m_stuckSelection state.
- *
- * @param x The x coordinate of the mouse.
- * @param y The y coordinate of the mouse.
- */
- virtual void onRelease(nxgl_coord_t x, nxgl_coord_t y) { }
- /**
- * Don't redraw on release events. The image state is completely controlled
- * by the m_stuckSelection state.
- *
- * @param x The x coordinate of the mouse.
- * @param y The y coordinate of the mouse.
- */
- virtual void onReleaseOutside(nxgl_coord_t x, nxgl_coord_t y) { }
- /**
- * Copy constructor is protected to prevent usage.
- */
- inline CStickyImage(const CStickyImage &image) : CImage(image) { }
- public:
- /**
- * Constructor for an image.
- *
- * @param pWidgetControl The controlling widget for the display
- * @param x The x coordinate of the image box, relative to its parent.
- * @param y The y coordinate of the image box, relative to its parent.
- * @param width The width of the image box.
- * @param height The height of the image box.
- * @param bitmap The source bitmap image.
- * @param style The style that the widget should use. If this is not
- * specified, the image will use the global default widget
- * style.
- */
- CStickyImage(CWidgetControl *pWidgetControl, nxgl_coord_t x, nxgl_coord_t y,
- nxgl_coord_t width, nxgl_coord_t height, FAR IBitmap *bitmap,
- CWidgetStyle *style = (CWidgetStyle *)NULL);
- /**
- * Destructor.
- */
- virtual inline ~CStickyImage(void) { }
- /**
- * Sets the image's stuck selection state.
- *
- * @param selection The new stuck selection state.
- */
- void setStuckSelection(bool selection);
- /**
- * Toggles the images stuck selection state.
- */
- inline void toggleStuckSelection(void)
- {
- setStuckSelection(!m_stuckSelection);
- }
- /**
- * Returns the stuck selection state.
- *
- * @return True if the image is in the stuck selection state.
- */
- inline const bool isStuckSelection(void) const
- {
- return m_stuckSelection;
- }
- };
- }
- #endif // __cplusplus
- #endif // __APPS_INCLUDE_GRAPHICS_NXWIDGETS_CSTICKIMAGE_HXX
|