452 lines
11 KiB
C
452 lines
11 KiB
C
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#ifndef _SLIDER_H
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#define _SLIDER_H
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#include <bfc/common.h>
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#include <tataki/bitmap/autobitmap.h>
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#include <api/wnd/wndclass/guiobjwnd.h>
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#define SLIDERWND_PARENT GuiObjectWnd
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/**
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Slider style control.
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@short Slider style control.
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@author Nullsoft
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@ver 1.0
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*/
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class SliderWnd : public SLIDERWND_PARENT
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{
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public:
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/**
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Sets the defaults for the slider. Defaults to a horizontal
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slider with the thumb in the center and is enabled.
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*/
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SliderWnd();
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/**
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Nothing is handled by the destructor.
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*/
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virtual ~SliderWnd();
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/**
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Event is triggered when the window requires a repaint.
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Override this to implement your own behavior.
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Paints the slider on canvas according to current
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state of the slider.
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@ret 0, Failed; 1, Success;
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@param canvas The canvas on which to paint.
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*/
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virtual int onPaint(Canvas *canvas);
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/**
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Event is triggered when the left mouse button is pressed while
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the slider has focus. Override this to implement your
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own behavior.
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@ret
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@param x X coordinate of the mouse pointer.
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@param y Y coordinate of the mouse pointer.
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*/
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virtual int onLeftButtonDown(int x, int y);
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/**
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Event is triggered when the mouse has capture on the slider
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and is being moved. Override this to implement your own
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behavior.
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@ret 0, Failed; 1, Success;
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@param x The X position of the mouse.
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@param y The Y position of the mouse.
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*/
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virtual int onMouseMove(int x, int y); // only called when mouse captured
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/**
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Event is triggered when the left mouse button is released.
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Note that the mouse button must have been previously pressed
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for this event to happen. Override this to implement your
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own behavior.
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@ret 1, If you handle the event; 0, If you don't handle the event;
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@param x The X position of the mouse.
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@param y The Y position of the mouse.
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*/
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virtual int onLeftButtonUp(int x, int y);
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/**
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Event is triggered when the right mouse button is pressed.
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Override this to implement your own behavior.
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*/
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virtual int onRightButtonDown(int x, int y);
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/**
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Event is triggered when a key is pressed and the slider
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has focus. Override this to implement your own behavior.
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@ret 1, If you handle the event; 0, If you don't handle the event;
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@param c The key that was pressed.
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*/
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virtual int onChar(unsigned int c);
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/**
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Event is triggered when the mouse enters the region
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of the slider. Override this to implement your
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own behavior.
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*/
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virtual void onEnterArea();
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/**
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Event is triggered when the mouse leaves the region
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of the slider. Override this to implement your
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own behavior.
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*/
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virtual void onLeaveArea();
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/**
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Event is triggered then the slider is about to be initialized.
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Override this event to implement your own behavior.
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By default this will render the slider according the it's current settings
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and position of the thumb.
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@ret 1, Success; 0, Failure;
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*/
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virtual int onInit();
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/**
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Constants for positioning of the thumb.
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*/
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enum {
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START = 0,
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END = 65535,
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FULL = END
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};
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/**
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Set the sliders position.
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@param newpos The sliders new position.
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@param wantcb !0, Generate a callback after the position has been set; 0, No callback;
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*/
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virtual void setPosition(int newpos, int wantcb=1);
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/**
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Get the sliders current position. The range is from
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START (0) to END (65535).
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@ret The sliders position (ranges from 0 to 65535).
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*/
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int getSliderPosition();
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//void cancelSeek();
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/**
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Use a base texture when rendering the slider.
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@see setBaseTexture()
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@param useit 0, Do not use; 1, Use base texture;
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*/
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void setUseBaseTexture(int useit);
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/**
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Set the base texture of the slider.
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@see setUseBaseTexture()
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@see SkinBitmap
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@param bmp The bitmap to use as a texture.
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@param x The X position of the base texture.
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@param y The Y position of the base texture.
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*/
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void setBaseTexture(SkinBitmap *bmp, int x, int y);
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/**
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Set the draw area to include the edge borders.
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@param draw 0, Do not include the edges; 1, Include the edges;
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*/
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void setDrawOnBorders(int draw);
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/**
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Do not use the default background provided
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by the current skin?
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If you set this to 1, you MUST specify your bitmaps.
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@param no 0, Use default background; 1, Do not use default;
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*/
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void setNoDefaultBackground(int no);
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/**
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Set the bitmaps to be used to render the slider.
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These include bitmaps for the left, middle, right of
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the slider. For the thumb, we have bitmaps for the
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normal, hilited and pushed thumb.
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The bitmaps are set using their xml id or "name".
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The name should resemble something like this:
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"studio.seekbar.left".
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@see setLeftBmp()
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@see setMiddleBmp()
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@see setRightBmp()
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@see setThumbBmp()
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@see setThumbDownBmp()
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@see setThumbHiliteBmp()
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@param thumbbmp The normal thumb bitmap name.
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@param thumbdownbmp The thumb down bitmap name.
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@param thumbhighbmp The hilited thumb bitmap name.
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@param leftbmp The left bitmap of the slider name.
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@param middlebmp The middle bitmap of the slider name.
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@param rightbmp The right bitmap of the slider name.
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*/
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void setBitmaps(const wchar_t *thumbbmp, const wchar_t *thumbdownbmp, const wchar_t *thumbhighbmp, const wchar_t *leftbmp, const wchar_t *middlebmp, const wchar_t *rightbmp);
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/**
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Set the left bitmap of the slider.
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@param name The left bitmap name.
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*/
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void setLeftBmp(const wchar_t *name);
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/**
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Set the middle bitmap of the slider.
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@param name The middle bitmap name.
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*/
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void setMiddleBmp(const wchar_t *name);
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/**
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Set the right bitmap of the slider.
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@param name The right bitmap name.
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*/
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void setRightBmp(const wchar_t *name);
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/**
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Set the normal thumb bitmap of the slider.
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@param name The normal thumb bitmap name.
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*/
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void setThumbBmp(const wchar_t *name);
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/**
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Set the thumb down bitmap of the slider.
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@param name The thumb down bitmap name.
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*/
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void setThumbDownBmp(const wchar_t *name);
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/**
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Set the hilited thumb bitmap of the slider.
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@param name The hilited thumb bitmap name.
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*/
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void setThumbHiliteBmp(const wchar_t *name);
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/**
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Get the height of the slider in pixels.
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@ret The height of the slider (in pixels).
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*/
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virtual int getHeight();
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/**
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Get the width of the slider in pixels.
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@ret The width of the slider (in pixels).
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*/
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virtual int getWidth();
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/**
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Get the left bitmap of the slider.
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@see SkinBitmap
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@ret The left SkinBitmap.
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*/
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SkinBitmap *getLeftBitmap();
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/**
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Get the right bitmap of the slider.
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@see SkinBitmap
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@ret The right SkinBitmap.
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*/
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SkinBitmap *getRightBitmap();
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/**
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Get the middle bitmap of the slider.
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@see SkinBitmap
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@ret The middle SkinBitmap.
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*/
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SkinBitmap *getMiddleBitmap();
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/**
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Get the thumb bitmap of the slider.
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@see SkinBitmap
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@ret The thumb SkinBitmap.
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*/
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SkinBitmap *getThumbBitmap();
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/**
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Get the thumb down bitmap of the slider.
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@see SkinBitmap
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@ret The thumb down SkinBitmap.
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*/
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SkinBitmap *getThumbDownBitmap();
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/**
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Get the thumb hilite bitmap of the slider.
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@see SkinBitmap
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@ret The thumb hilite SkinBitmap.
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*/
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SkinBitmap *getThumbHiliteBitmap();
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/**
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Set the sliders enable state.
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@param en 1, Enabled; 0, Disabled;
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*/
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virtual void setEnable(int en);
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/**
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Get the sliders enable state.
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@ret 1, Enabled; 0, Disabled;
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*/
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virtual int getEnable(void);
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/**
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Set the orientation of the slider
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(horizontal or vertical).
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@param o 0, Horizontal; 1, Vertical;
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*/
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virtual void setOrientation(int o);
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/**
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This will set a "jump-to" position (like "center" for a balance slider).
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The parameter is in thumb coordinates (0 to 65535).
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@param h The jump-to position (ranges from 0 to 65535, or START to END).
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*/
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virtual void setHotPosition(int h);
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virtual int getHotPosRange() { return hotposrange; }
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virtual void setHotPosRange(int range) { hotposrange = range; }
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/**
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Set the thumb center flag. If on, this flag will
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cause the thumb of the slider to be centered
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automatically.
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@param c 1, Centered; 0, No centering;
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*/
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virtual void setThumbCentered(int c);
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virtual void setThumbStretched(int c);
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/**
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Set the thumb offset (from the left hand side).
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This offset will be added to the zero position of the thumb.
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Note, if you're using centering also, this will cause the slider
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thumb to be passed the middle of the slider.
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@param o The offset of the thumb (in pixels).
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*/
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virtual void setThumbOffset(int o);
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/**
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Set the minimum and maximum limit for the slider.
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@param minlimit The minimum value.
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@param maxlimit The maximum value.
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*/
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virtual void setLimits(int minlimit, int maxlimit);
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virtual int getMaxLimit() { return maxlimit; }
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virtual int getMinLimit() { return minlimit; }
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virtual int getRange() { return maxlimit-minlimit; }
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virtual int onKeyDown(int vkcode);
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virtual void onCancelCapture();
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protected:
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/**
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Abort the current seek and end capture.
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*/
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void abort();
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// override this to get position change notification
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/**
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Event is triggered when the mouse is moving the thumb
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is being moved. Override this to implment your own behavior.
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@ret The thumb's position (ranges from 0 to 65535 or START to END).
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*/
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virtual int onSetPosition(); // called constantly as mouse moves
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/**
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Event is triggered when the thumb is released and the final position
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is about to be set.
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@ret The thumb's position (ranges from 0 to 65535 or START to END).
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*/
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virtual int onSetFinalPosition(); // called once after move done
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/**
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Get the seeking status.
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@ret 1, User is seeking; 0, User is not seeking;
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*/
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int getSeekStatus(); // returns 1 if user is sliding tab
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int vertical; // set to 1 for up-n-down instead
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/**
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Get the width of the thumb bitmap, in pixels.
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@ret The thumb's width (in pixels).
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*/
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int thumbWidth();
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/**
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Get the height of the thumb bitmap, in pixels.
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@ret The thumb's width (in pixels).
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*/
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int thumbHeight();
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// keyboard
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void move_left(int bigstep);
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void move_right(int bigstep);
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void move_start();
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void move_end();
|
||
|
|
|
||
|
|
int minlimit, maxlimit, length;
|
||
|
|
|
||
|
|
private:
|
||
|
|
int seeking;
|
||
|
|
int enabled;
|
||
|
|
int hilite;
|
||
|
|
int pos;
|
||
|
|
int oldpos;
|
||
|
|
int thumbwidth;
|
||
|
|
int captured;
|
||
|
|
int xShift, yShift;
|
||
|
|
SkinBitmap *base_texture;
|
||
|
|
int use_base_texture;
|
||
|
|
int no_default_background;
|
||
|
|
int drawOnBorders;
|
||
|
|
int hotPosition;
|
||
|
|
int origPos;
|
||
|
|
int thumbCentered, thumbOffset, thumbStretched;
|
||
|
|
int hotposrange;
|
||
|
|
|
||
|
|
AutoSkinBitmap left, middle, right;
|
||
|
|
AutoSkinBitmap thumb, thumbdown, thumbhilite;
|
||
|
|
};
|
||
|
|
|
||
|
|
#endif
|