m3g05
Class WireframeSample

java.lang.Object
  javax.microedition.lcdui.Displayable
      javax.microedition.lcdui.Canvas
          javax.microedition.lcdui.game.GameCanvas
              m3g05.WireframeSample

All Implemented Interfaces:

Sample

public class WireframeSample
extends javax.microedition.lcdui.game.GameCanvas
implements Sample

Demonstrates manual transformation of vertices by displaying wireframe objects.

Author:

Claus Hoefele

See Also:

WireframeEngine

Field Summary

private int	currentMesh Current mesh.
private javax.microedition.lcdui.Graphics	graphics 2D graphics singleton used for rendering.
private javax.microedition.m3g.Mesh	mesh The mesh for display.
private static int	MESH_CUBE Cube is displayed.
private static int	MESH_CYLINDER Cylinder is displayed.
private static int	MESH_SPHERE Sphere is displayed.
private static int	MESH_TEAPOT Teapot is displayed.
private javax.microedition.m3g.Transform	meshTransform The mesh's transformation.
private static int	NUMBER_OF_MESHES Number of meshes.
private float	rotX Current rotation value.
private float	rotY Current rotation value.
private WireframeEngine	wireframeEngine Engine that does the actual drawing.

Fields inherited from class javax.microedition.lcdui.game.GameCanvas

DOWN_PRESSED, FIRE_PRESSED, GAME_A_PRESSED, GAME_B_PRESSED, GAME_C_PRESSED, GAME_D_PRESSED, LEFT_PRESSED, RIGHT_PRESSED, UP_PRESSED

Fields inherited from class javax.microedition.lcdui.Canvas

DOWN, FIRE, GAME_A, GAME_B, GAME_C, GAME_D, KEY_NUM0, KEY_NUM1, KEY_NUM2, KEY_NUM3, KEY_NUM4, KEY_NUM5, KEY_NUM6, KEY_NUM7, KEY_NUM8, KEY_NUM9, KEY_POUND, KEY_STAR, LEFT, RIGHT, UP

Constructor Summary

WireframeSample()
Constructor.

Method Summary

private javax.microedition.m3g.Mesh	createMesh(int meshId) Creates a mesh based on the given ID.
void	destroy() Destroys the sample.
private void	drawMenu(javax.microedition.lcdui.Graphics graphics) Draws a menu for the current key assignments.
void	init() Initializes the sample.
protected void	keyPressed(int keyCode) Handles key presses.
private void	render(javax.microedition.lcdui.Graphics graphics) Renders the sample.

Methods inherited from class javax.microedition.lcdui.game.GameCanvas

flushGraphics, flushGraphics, getGraphics, getKeyStates, paint

Methods inherited from class javax.microedition.lcdui.Canvas

getGameAction, getKeyCode, getKeyName, hasPointerEvents, hasPointerMotionEvents, hasRepeatEvents, hideNotify, isDoubleBuffered, keyReleased, keyRepeated, pointerDragged, pointerPressed, pointerReleased, repaint, repaint, serviceRepaints, setCommandListener, setFullScreenMode, showNotify, sizeChanged

Methods inherited from class javax.microedition.lcdui.Displayable

addCommand, getHeight, getTicker, getTitle, getWidth, isShown, removeCommand, setTicker, setTitle

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

mesh

private javax.microedition.m3g.Mesh mesh

The mesh for display.

rotX

private float rotX

Current rotation value.

rotY

private float rotY

Current rotation value.

meshTransform

private javax.microedition.m3g.Transform meshTransform

The mesh's transformation.

MESH_CUBE

private static final int MESH_CUBE

Cube is displayed.

See Also:

Constant Field Values

MESH_SPHERE

private static final int MESH_SPHERE

Sphere is displayed.

See Also:

Constant Field Values

MESH_CYLINDER

private static final int MESH_CYLINDER

Cylinder is displayed.

See Also:

Constant Field Values

MESH_TEAPOT

private static final int MESH_TEAPOT

Teapot is displayed.

See Also:

Constant Field Values

NUMBER_OF_MESHES

private static final int NUMBER_OF_MESHES

Number of meshes.

See Also:

Constant Field Values

currentMesh

private int currentMesh

Current mesh.

wireframeEngine

private WireframeEngine wireframeEngine

Engine that does the actual drawing.

graphics

private javax.microedition.lcdui.Graphics graphics

2D graphics singleton used for rendering.

Constructor Detail

WireframeSample

public WireframeSample()

Constructor.

Method Detail

init

public void init()

Initializes the sample.

Specified by:

init in interface Sample

destroy

public void destroy()

Destroys the sample.

Specified by:

destroy in interface Sample

createMesh

private javax.microedition.m3g.Mesh createMesh(int meshId)

Creates a mesh based on the given ID.

Parameters:

meshId - mesh ID.

Returns:

Mesh new mesh.

render

private void render(javax.microedition.lcdui.Graphics graphics)

Renders the sample.

Parameters:

graphics - graphics context for rendering.

keyPressed

protected void keyPressed(int keyCode)

Handles key presses.

Overrides:

keyPressed in class javax.microedition.lcdui.Canvas

Parameters:

keyCode - key code.

drawMenu

private void drawMenu(javax.microedition.lcdui.Graphics graphics)

Draws a menu for the current key assignments.

Parameters:

graphics - graphics context for drawing.