A C D G H I L M O P S T Z

A

addKeyListener(KeyListener) - Method in class DrawingPanel

Adds the given event listener to respond to key events on this panel.

addMouseListener(MouseListener) - Method in class DrawingPanel

Adds the given event listener to respond to mouse events on this panel.

ANIMATED_PROPERTY - Static variable in class DrawingPanel

An internal constant for setting system properties; clients should not use this.

ANIMATION_FILE_NAME - Static variable in class DrawingPanel

An internal constant for setting system properties; clients should not use this.

ANTIALIAS_PROPERTY - Static variable in class DrawingPanel

An internal constant for setting system properties; clients should not use this.

AUTO_ENABLE_ANIMATION_ON_SLEEP_PROPERTY - Static variable in class DrawingPanel

An internal constant for setting system properties; clients should not use this.

C

clear() - Method in class DrawingPanel

Erases all drawn shapes/lines/colors from the panel.

D

DEFAULT_HEIGHT - Static variable in class DrawingPanel

The default height of a DrawingPanel in pixels, if none is supplied at construction (400 pixels).

DEFAULT_WIDTH - Static variable in class DrawingPanel

The default width of a DrawingPanel in pixels, if none is supplied at construction (500 pixels).

DIFF_PROPERTY - Static variable in class DrawingPanel

An internal constant for setting system properties; clients should not use this.

DrawingPanel - Class in <Unnamed>

DrawingPanel is a simplified Java drawing window class to accompany Building Java Programs textbook and associated materials.

DrawingPanel() - Constructor for class DrawingPanel

Constructs a drawing panel with a default width and height enclosed in a window.

DrawingPanel(int, int) - Constructor for class DrawingPanel

Constructs a drawing panel of given width and height enclosed in a window.

DrawingPanel(File) - Constructor for class DrawingPanel

Constructs a drawing panel that displays the image from the given file enclosed in a window.

DrawingPanel(String) - Constructor for class DrawingPanel

Constructs a drawing panel that displays the image from the given file name enclosed in a window.

DrawingPanel.DPKeyEventHandler - Interface in <Unnamed>

This functional interface is provided to allow Java 8 clients to write lambda functions to handle key events that occur in a DrawingPanel.

DrawingPanel.DPMouseEventHandler - Interface in <Unnamed>

This functional interface is provided to allow Java 8 clients to write lambda functions to handle mouse events that occur in a DrawingPanel.

G

getAlpha(int) - Static method in class DrawingPanel

Returns the alpha (opacity) component of the given RGB pixel from 0-255.

getBlue(int) - Static method in class DrawingPanel

Returns the blue component of the given RGB pixel from 0-255.

getCounts() - Method in class DrawingPanel

Returns a map of counts of occurrences of calls of various drawing methods.

getDebuggingGraphics() - Method in class DrawingPanel

A variation of getGraphics that returns an object that records a count for various drawing methods.

getGraphics() - Method in class DrawingPanel

Obtain the Graphics object to draw on the panel.

getGreen(int) - Static method in class DrawingPanel

Returns the green component of the given RGB pixel from 0-255.

getHeight() - Method in class DrawingPanel

Returns the drawing panel's height in pixels.

getPixel(int, int) - Method in class DrawingPanel

Returns the color of the pixel at the given x/y coordinate as a Color object.

getPixelRGB(int, int) - Method in class DrawingPanel

Returns the color of the pixel at the given x/y coordinate as an RGB integer.

getPixels() - Method in class DrawingPanel

Returns the colors of all pixels in this DrawingPanel as a 2-D array of Color objects.

getPixelsRGB() - Method in class DrawingPanel

Returns the colors of all pixels in this DrawingPanel as a 2-D array of RGB integers.

getRed(int) - Static method in class DrawingPanel

Returns the red component of the given RGB pixel from 0-255.

getSaveFileName() - Static method in class DrawingPanel

Returns the file name used for saving all DrawingPanel instances.

getSize() - Method in class DrawingPanel

Returns the drawing panel's pixel size (width, height) as a Dimension object.

getWidth() - Method in class DrawingPanel

Returns the drawing panel's width in pixels.

getX() - Method in class DrawingPanel

Returns the drawing panel's x-coordinate on the screen.

getY() - Method in class DrawingPanel

Returns the drawing panel's y-coordinate on the screen.

getZoom() - Method in class DrawingPanel

Returns the drawing panel's current zoom factor.

H

HEADLESS_PROPERTY - Static variable in class DrawingPanel

An internal constant for setting system properties; clients should not use this.

I

imageUpdate(Image, int, int, int, int, int) - Method in class DrawingPanel

Internal method; notifies the panel when images are loaded and updated.

isAntiAliasDefault() - Static method in class DrawingPanel

Returns true if DrawingPanel instances should anti-alias (smooth) their graphics.

isHeadless() - Static method in class DrawingPanel

Returns true if the class is in "headless" mode, meaning that it is running on a server without a graphical user interface.

L

loadImage(File) - Method in class DrawingPanel

Loads an image from the given file on disk and returns it as an Image object.

loadImage(String) - Method in class DrawingPanel

Loads an image from the given file on disk and returns it as an Image object.

M

mainIsActive() - Static method in class DrawingPanel

Internal method; returns whether the 'main' thread is still running.

MULTIPLE_PROPERTY - Static variable in class DrawingPanel

An internal constant for setting system properties; clients should not use this.

O

onClick(DrawingPanel.DPMouseEventHandler) - Method in class DrawingPanel

Adds an event handler for mouse clicks.

onDrag(DrawingPanel.DPMouseEventHandler) - Method in class DrawingPanel

Adds an event handler for mouse drags.

onEnter(DrawingPanel.DPMouseEventHandler) - Method in class DrawingPanel

Adds an event handler for mouse enters.

onExit(DrawingPanel.DPMouseEventHandler) - Method in class DrawingPanel

Adds an event handler for mouse exits.

onKeyDown(DrawingPanel.DPKeyEventHandler) - Method in class DrawingPanel

Adds an event handler for key presses.

onKeyEvent(char) - Method in interface DrawingPanel.DPKeyEventHandler

Called when a key event occurs involving the given key character in the drawing panel window.

onKeyUp(DrawingPanel.DPKeyEventHandler) - Method in class DrawingPanel

Adds an event handler for key releases.

onMouseClick(DrawingPanel.DPMouseEventHandler) - Method in class DrawingPanel

Adds an event handler for mouse clicks.

onMouseDown(DrawingPanel.DPMouseEventHandler) - Method in class DrawingPanel

Adds an event handler for mouse button down events.

onMouseDrag(DrawingPanel.DPMouseEventHandler) - Method in class DrawingPanel

Adds an event handler for mouse drags.

onMouseEnter(DrawingPanel.DPMouseEventHandler) - Method in class DrawingPanel

Adds an event handler for mouse enters.

onMouseEvent(int, int) - Method in interface DrawingPanel.DPMouseEventHandler

Called when a mouse event occurs at the given (x, y) position in the drawing panel window.

onMouseExit(DrawingPanel.DPMouseEventHandler) - Method in class DrawingPanel

Adds an event handler for mouse exits.

onMouseMove(DrawingPanel.DPMouseEventHandler) - Method in class DrawingPanel

Adds an event handler for mouse movement.

onMouseUp(DrawingPanel.DPMouseEventHandler) - Method in class DrawingPanel

Adds an event handler for mouse button up events.

onMove(DrawingPanel.DPMouseEventHandler) - Method in class DrawingPanel

Adds an event handler for mouse movement.

P

PIXEL_ALPHA - Static variable in class DrawingPanel

An RGB integer representing alpha at 100% opacity (0xff000000).

PIXEL_BLUE - Static variable in class DrawingPanel

An RGB integer representing 100% blue (0x000000ff).

PIXEL_GREEN - Static variable in class DrawingPanel

An RGB integer representing 100% green (0x0000ff00).

PIXEL_RED - Static variable in class DrawingPanel

An RGB integer representing 100% red (0x00ff0000).

S

save(File) - Method in class DrawingPanel

Takes the current contents of the drawing panel and writes them to the given file.

save(String) - Method in class DrawingPanel

Takes the current contents of the drawing panel and writes them to the given file.

SAVE_PROPERTY - Static variable in class DrawingPanel

An internal constant for setting system properties; clients should not use this.

saveAll() - Static method in class DrawingPanel

Saves every DrawingPanel instance that is active.

saveAnimated(File) - Method in class DrawingPanel

Takes the current contents of the drawing panel and writes them to the given file.

saveAnimated(String) - Method in class DrawingPanel

Takes the current contents of the drawing panel and writes them to the given file.

setAlwaysOnTop(boolean) - Method in class DrawingPanel

Sets whether the panel will always cover other windows (default false).

setAntiAlias(boolean) - Method in class DrawingPanel

Sets whether the panel should use anti-aliased / smoothed graphics (default true).

setAntiAliasDefault(Boolean) - Static method in class DrawingPanel

Sets whether DrawingPanel instances should anti-alias (smooth) their pixels by default.

setBackground(Color) - Method in class DrawingPanel

Sets the background color of the drawing panel to be the given color.

setBackground(int) - Method in class DrawingPanel

Sets the background color of the drawing panel to be the color represented by the given RGB integer.

setGridLines(boolean) - Method in class DrawingPanel

Enables or disables the drawing of grid lines on top of the image to help with debugging sizes and coordinates.

setGridLines(boolean, int) - Method in class DrawingPanel

Enables or disables the drawing of grid lines on top of the image to help with debugging sizes and coordinates.

setHeadless(Boolean) - Static method in class DrawingPanel

Sets the class to run in "headless" mode, with no graphical output on screen.

setHeight(int) - Method in class DrawingPanel

Sets the drawing panel's height in pixels to the given value.

setPixel(int, int, Color) - Method in class DrawingPanel

Sets the color of the pixel at the given x/y coordinate to be the given color.

setPixel(int, int, int) - Method in class DrawingPanel

Sets the color of the pixel at the given x/y coordinate to be the color represented by the given RGB integer.

setPixelRGB(int, int, int) - Method in class DrawingPanel

Sets the color of the pixel at the given x/y coordinate to be the color represented by the given RGB integer.

setPixels(Color[][]) - Method in class DrawingPanel

Sets the colors of all pixels in this DrawingPanel to the colors in the given 2-D array of Color objects.

setPixels(int[][]) - Method in class DrawingPanel

Sets the colors of all pixels in this DrawingPanel to the colors represented by the given 2-D array of RGB integers.

setPixelsRGB(int[][]) - Method in class DrawingPanel

Sets the colors of all pixels in this DrawingPanel to the colors represented by the given 2-D array of RGB integers.

setSaveFile(File) - Static method in class DrawingPanel

Sets the file to be used when saving graphical output for all DrawingPanels.

setSaveFileName(String) - Static method in class DrawingPanel

Sets the filename to be used when saving graphical output for all DrawingPanels.

setSize(int, int) - Method in class DrawingPanel

Sets the drawing panel's pixel size (width, height) to the given values.

setVisible(boolean) - Method in class DrawingPanel

Show or hide the drawing panel on the screen.

setWidth(int) - Method in class DrawingPanel

Sets the drawing panel's width in pixels to the given value.

sleep(int) - Method in class DrawingPanel

Causes the program to pause for the given amount of time in milliseconds.

T

toFront() - Method in class DrawingPanel

Moves the drawing panel window on top of other windows so it can be seen.

toRgbInteger(int, int, int) - Static method in class DrawingPanel

Returns an RGB integer made from the given red, green, and blue components from 0-255.

toRgbInteger(int, int, int, int) - Static method in class DrawingPanel

Returns an RGB integer made from the given alpha, red, green, and blue components from 0-255.

Z

zoom(int) - Method in class DrawingPanel

Zooms the drawing panel in/out to the given factor.

A C D G H I L M O P S T Z