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/*
* Copyright (C) 2010 The Android Open Source Project
*
* Licensed 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.
*/
package com.replica.replicaisland;
public class LevelBuilder extends BaseObject {
private final static int THEME_GRASS = 0;
private final static int THEME_ISLAND = 1;
private final static int THEME_SEWER = 2;
private final static int THEME_UNDERGROUND = 3;
private final static int THEME_LAB = 4;
private final static int THEME_LIGHTING = 5;
private final static int THEME_TUTORIAL = 6;
private final static int BACKGROUND_SUNSET = 0;
private final static int BACKGROUND_ISLAND = 1;
private final static int BACKGROUND_SEWER = 2;
private final static int BACKGROUND_UNDERGROUND = 3;
private final static int BACKGROUND_FOREST = 4;
private final static int BACKGROUND_ISLAND2 = 5;
private final static int BACKGROUND_LAB = 6;
public LevelBuilder() {
super();
}
@Override
public void reset() {
}
public GameObject buildBackground(int backgroundImage, int levelWidth, int levelHeight) {
// Generate the scrolling background.
TextureLibrary textureLibrary = sSystemRegistry.shortTermTextureLibrary;
GameObject background = new GameObject();
if (textureLibrary != null) {
int backgroundResource = -1;
switch (backgroundImage) {
case BACKGROUND_SUNSET:
backgroundResource = R.drawable.background_sunset;
break;
case BACKGROUND_ISLAND:
backgroundResource = R.drawable.background_island;
break;
case BACKGROUND_SEWER:
backgroundResource = R.drawable.background_sewage;
break;
case BACKGROUND_UNDERGROUND:
backgroundResource = R.drawable.background_underground;
break;
case BACKGROUND_FOREST:
backgroundResource = R.drawable.background_grass2;
break;
case BACKGROUND_ISLAND2:
backgroundResource = R.drawable.background_island2;
break;
case BACKGROUND_LAB:
backgroundResource = R.drawable.background_lab01;
break;
default:
assert false;
}
if (backgroundResource > -1) {
// Background Layer //
RenderComponent backgroundRender = new RenderComponent();
backgroundRender.setPriority(SortConstants.BACKGROUND_START);
ContextParameters params = sSystemRegistry.contextParameters;
// The background image is ideally 1.5 times the size of the largest screen axis
// (normally the width, but just in case, let's calculate it).
final int idealSize = (int)Math.max(params.gameWidth * 1.5f, params.gameHeight * 1.5f);
int width = idealSize;
int height = idealSize;
ScrollerComponent scroller3 =
new ScrollerComponent(0.0f, 0.0f, width, height,
textureLibrary.allocateTexture(backgroundResource));
scroller3.setRenderComponent(backgroundRender);
// Scroll speeds such that the background will evenly match the beginning
// and end of the level. Don't allow speeds > 1.0, though; that would be faster than
// the foreground, which is disorienting and looks like rotation.
final float scrollSpeedX = Math.min((float)(width - params.gameWidth) / (levelWidth - params.gameWidth), 1.0f);
final float scrollSpeedY = Math.min((float)(height - params.gameHeight) / (levelHeight - params.gameHeight), 1.0f);
scroller3.setScrollSpeed(scrollSpeedX, scrollSpeedY);
backgroundRender.setCameraRelative(false);
background.add(scroller3);
background.add(backgroundRender);
}
}
return background;
}
public void addTileMapLayer(GameObject background, int priority, float scrollSpeed,
int width, int height, int tileWidth, int tileHeight, TiledWorld world,
int theme) {
int tileMapIndex = 0;
switch(theme) {
case THEME_GRASS:
tileMapIndex = R.drawable.grass;
break;
case THEME_ISLAND:
tileMapIndex = R.drawable.island;
break;
case THEME_SEWER:
tileMapIndex = R.drawable.sewage;
break;
case THEME_UNDERGROUND:
tileMapIndex = R.drawable.cave;
break;
case THEME_LAB:
tileMapIndex = R.drawable.lab;
break;
case THEME_LIGHTING:
tileMapIndex = R.drawable.titletileset;
priority = SortConstants.OVERLAY; //hack!
break;
case THEME_TUTORIAL:
tileMapIndex = R.drawable.tutorial;
break;
default:
assert false;
}
RenderComponent backgroundRender = new RenderComponent();
backgroundRender.setPriority(priority);
//Vertex Buffer Code
TextureLibrary textureLibrary = sSystemRegistry.shortTermTextureLibrary;
TiledVertexGrid bg = new TiledVertexGrid(textureLibrary.allocateTexture(tileMapIndex),
width, height, tileWidth, tileHeight);
bg.setWorld(world);
//TODO: The map format should really just output independent speeds for x and y,
// but as a short term solution we can assume parallax layers lock in the smaller
// direction of movement.
float xScrollSpeed = 1.0f;
float yScrollSpeed = 1.0f;
if (world.getWidth() > world.getHeight()) {
xScrollSpeed = scrollSpeed;
} else {
yScrollSpeed = scrollSpeed;
}
ScrollerComponent scroller = new ScrollerComponent(xScrollSpeed, yScrollSpeed,
width, height, bg);
scroller.setRenderComponent(backgroundRender);
background.add(scroller);
background.add(backgroundRender);
backgroundRender.setCameraRelative(false);
}
// This method is a HACK to workaround the stupid map file format.
// We want the foreground layer to be render priority FOREGROUND, but
// we don't know which is the foreground layer until we've added them all.
// So now that we've added them all, find foreground layer and make sure
// its render priority is set.
public void promoteForegroundLayer(GameObject backgroundObject) {
backgroundObject.commitUpdates(); // Make sure layers are sorted.
final int componentCount = backgroundObject.getCount();
for (int x = componentCount - 1; x >= 0; x--) {
GameComponent component = (GameComponent)backgroundObject.get(x);
if (component instanceof RenderComponent) {
RenderComponent render = (RenderComponent)component;
if (render.getPriority() != SortConstants.OVERLAY) {
// found it.
render.setPriority(SortConstants.FOREGROUND);
break;
}
}
}
}
}
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