Java tutorial
/* * Copyright 2015 oddlydrawn * * 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.tumblr.oddlydrawn.stupidworm; import com.badlogic.gdx.Game; import com.badlogic.gdx.Gdx; import com.badlogic.gdx.graphics.Color; import com.badlogic.gdx.graphics.OrthographicCamera; import com.badlogic.gdx.graphics.Pixmap; import com.badlogic.gdx.graphics.Pixmap.Format; import com.badlogic.gdx.graphics.Texture; import com.badlogic.gdx.graphics.g2d.BitmapFont; import com.badlogic.gdx.graphics.g2d.NinePatch; import com.badlogic.gdx.graphics.g2d.Sprite; import com.badlogic.gdx.graphics.g2d.SpriteBatch; import com.badlogic.gdx.graphics.g2d.TextureAtlas.AtlasRegion; import com.badlogic.gdx.graphics.g2d.TextureRegion; import com.badlogic.gdx.scenes.scene2d.Actor; import com.badlogic.gdx.scenes.scene2d.Stage; import com.badlogic.gdx.scenes.scene2d.ui.Button.ButtonStyle; import com.badlogic.gdx.scenes.scene2d.ui.CheckBox; import com.badlogic.gdx.scenes.scene2d.ui.CheckBox.CheckBoxStyle; import com.badlogic.gdx.scenes.scene2d.ui.Label; import com.badlogic.gdx.scenes.scene2d.ui.Label.LabelStyle; import com.badlogic.gdx.scenes.scene2d.ui.Skin; import com.badlogic.gdx.scenes.scene2d.ui.Slider; import com.badlogic.gdx.scenes.scene2d.ui.Slider.SliderStyle; import com.badlogic.gdx.scenes.scene2d.ui.Table; import com.badlogic.gdx.scenes.scene2d.ui.TextButton; import com.badlogic.gdx.scenes.scene2d.ui.TextButton.TextButtonStyle; import com.badlogic.gdx.scenes.scene2d.utils.Align; import com.badlogic.gdx.scenes.scene2d.utils.ChangeListener; import com.badlogic.gdx.scenes.scene2d.utils.NinePatchDrawable; import com.badlogic.gdx.scenes.scene2d.utils.TextureRegionDrawable; import com.badlogic.gdx.utils.viewport.StretchViewport; import com.tumblr.oddlydrawn.stupidworm.screens.LicenseScreen; import com.tumblr.oddlydrawn.stupidworm.screens.LoadingScreen; import com.tumblr.oddlydrawn.stupidworm.screens.MainMenuScreen; import com.tumblr.oddlydrawn.stupidworm.Assets; public class MainMenuInterface { final String LABEL_FASTER = "Faster?"; final String LABEL_COLOR = "Color?"; final String LABEL_SOUND = "Sound?"; final String LABEL_ANIMATE = "Animate?"; final String LABEL_OUTLINE = "Outline?"; final String LABEL_PERM_OUTLINE = "Perm Outline?"; final String LABEL_LEVEL_SELECT = "Level:"; final String LABEL_FASTER_SELECT = "Faster Speed:"; final float TITLE_SPRITE_POS_X = -128; final float TITLE_SPRITE_POS_Y = 80; boolean isFaster = false; boolean isColor = false; boolean isSound = false; boolean isAnimate = false; boolean isOutline = false; boolean isPermOutline = false; int levelNumber = 0; int fasterSpeed = 0; private final String HI_SCORE_STRING = "HiScore: "; private int[][] allScores; Stage stage; Skin skin; OrthographicCamera cam; SpriteBatch batch; SavedStuff savedStuff; TextureRegion levelPreviewRegion; Sprite titleSprite; Game game; StringBuilder hiScoreBuilder; int hiScore; String highScoreString; Assets assets; AtlasRegion checked; AtlasRegion unchecked; AtlasRegion background; AtlasRegion knob; NinePatch patchBox; BitmapFont finePrint; BitmapFont font; Table table; public MainMenuInterface() { } public void init(Game game, Assets assets) { hiScoreBuilder = new StringBuilder(); savedStuff = new SavedStuff(); skin = new Skin(); stage = new Stage(); batch = new SpriteBatch(); cam = new OrthographicCamera(MainMenuScreen.WIDTH, MainMenuScreen.HEIGHT); Gdx.input.setInputProcessor(stage); stage.setViewport(new StretchViewport(MainMenuScreen.WIDTH, MainMenuScreen.HEIGHT)); batch.setProjectionMatrix(cam.combined); this.game = game; this.assets = assets; loadMainMenuAssets(); setUpSkin(); createTable(); createStageActors(); addStageActorsToStage(); setActorsToDefaults(); addListenersToActors(); } public void loadMainMenuAssets() { checked = assets.getChecked(); unchecked = assets.getUnchecked(); background = assets.getBackground(); knob = assets.getKnob(); patchBox = assets.getPatchBox(); finePrint = assets.getFinePrint(); font = assets.getFont(); titleSprite = assets.getTitleSprite(); } private void setUpSkin() { Pixmap pixmap = new Pixmap(1, 1, Format.RGBA8888); pixmap.setColor(Color.LIGHT_GRAY); pixmap.fill(); skin.add("grey", new Texture(pixmap)); titleSprite.setX(TITLE_SPRITE_POS_X); titleSprite.setY(TITLE_SPRITE_POS_Y); LabelStyle labelStyle = new LabelStyle(); skin.add("default", finePrint); labelStyle.font = skin.getFont("default"); skin.add("default", labelStyle); CheckBoxStyle checkBoxStyle = new CheckBoxStyle(); checkBoxStyle.checkboxOff = skin.newDrawable("grey", Color.LIGHT_GRAY); checkBoxStyle.checkboxOn = skin.newDrawable("grey", Color.LIGHT_GRAY); checkBoxStyle.font = skin.getFont("default"); checkBoxStyle.checkboxOff = new TextureRegionDrawable(unchecked); checkBoxStyle.checkboxOn = new TextureRegionDrawable(checked); skin.add("default", checkBoxStyle); SliderStyle sliderStyle = new SliderStyle(); sliderStyle.background = new TextureRegionDrawable(background); sliderStyle.knob = new TextureRegionDrawable(knob); skin.add("default-horizontal", sliderStyle); ButtonStyle buttonStyle = new ButtonStyle(); skin.add("default", buttonStyle); TextButtonStyle textButtonStyle = new TextButtonStyle(); textButtonStyle.font = skin.getFont("default"); textButtonStyle.up = new NinePatchDrawable(patchBox); skin.add("default", textButtonStyle); } private void createTable() { table = new Table(); table.setFillParent(true); table.align(Align.left); stage.addActor(table); } CheckBox faster; CheckBox color; CheckBox animate; CheckBox sound; CheckBox outline; CheckBox permOutline; Slider fasterSlider; Slider levelSlider; TextButton start; TextButton license; Label fasterLabel; Label levelLabel; private void createStageActors() { faster = new CheckBox(LABEL_FASTER, skin); color = new CheckBox(LABEL_COLOR, skin); animate = new CheckBox(LABEL_ANIMATE, skin); sound = new CheckBox(LABEL_SOUND, skin); table.setPosition(210, 30); outline = new CheckBox(LABEL_OUTLINE, skin); permOutline = new CheckBox(LABEL_PERM_OUTLINE, skin); fasterLabel = new Label(LABEL_FASTER_SELECT, skin); fasterLabel.setPosition(240 - fasterLabel.getWidth() / 2, 115); fasterSlider = new Slider(0, 5, 1, false, skin); fasterSlider.setWidth(outline.getWidth()); fasterSlider.setPosition(240 - fasterSlider.getWidth() / 2, 100); levelLabel = new Label(LABEL_LEVEL_SELECT, skin); levelLabel.setPosition(240 - levelLabel.getWidth() / 2, 85); levelSlider = new Slider(0, 5, 1, false, skin); levelSlider.setWidth(outline.getWidth()); levelSlider.setPosition(240 - levelSlider.getWidth() / 2, 70); start = new TextButton("Start", skin); start.setPosition(210, 36); license = new TextButton("License", skin); license.setPosition(205, 2); fasterLabel.setY(215); fasterSlider.setY(200); levelLabel.setY(185); levelSlider.setY(170); } private void addStageActorsToStage() { table.add(faster).align(Align.left); table.row(); table.add(color).align(Align.left); table.row(); table.add(animate).align(Align.left); table.row(); table.add(sound).align(Align.left); table.row(); table.add(outline).align(Align.left); table.row(); table.add(permOutline).align(Align.left); stage.addActor(fasterLabel); stage.addActor(fasterSlider); stage.addActor(levelLabel); stage.addActor(levelSlider); table.row(); stage.addActor(start); stage.addActor(license); table.setPosition(210, -40); } private void setActorsToDefaults() { loadSavedStuff(); // If preferences were set, this ticks the checkboxes and sets the sliders // to what they were saved faster.setChecked(isFaster); color.setChecked(isColor); animate.setChecked(isAnimate); sound.setChecked(isSound); outline.setChecked(isOutline); permOutline.setChecked(isPermOutline); permOutline.setVisible(isOutline); levelSlider.setValue(levelNumber); fasterSlider.setValue(fasterSpeed); } private void addListenersToActors() { faster.addListener(new ChangeListener() { public void changed(ChangeEvent event, Actor actor) { isFaster = faster.isChecked(); } }); color.addListener(new ChangeListener() { public void changed(ChangeEvent event, Actor actor) { isColor = color.isChecked(); } }); animate.addListener(new ChangeListener() { public void changed(ChangeEvent event, Actor actor) { isAnimate = animate.isChecked(); } }); sound.addListener(new ChangeListener() { public void changed(ChangeEvent event, Actor actor) { isSound = sound.isChecked(); } }); outline.addListener(new ChangeListener() { public void changed(ChangeEvent event, Actor actor) { isOutline = outline.isChecked(); // Hides the permanent outline option if they don't want outlines. permOutline.setVisible(isOutline); if (isOutline == false) { isPermOutline = false; permOutline.setChecked(false); } } }); permOutline.addListener(new ChangeListener() { public void changed(ChangeEvent event, Actor actor) { isPermOutline = permOutline.isChecked(); } }); start.addListener(new ChangeListener() { public void changed(ChangeEvent event, Actor actor) { hide(); dispose(); game.setScreen(new LoadingScreen(game)); } }); license.addListener(new ChangeListener() { public void changed(ChangeEvent event, Actor actor) { hide(); dispose(); game.setScreen(new LicenseScreen(game)); } }); levelSlider.addListener(new ChangeListener() { public void changed(ChangeEvent event, Actor actor) { levelNumber = (int) levelSlider.getValue(); } }); fasterSlider.addListener(new ChangeListener() { public void changed(ChangeEvent event, Actor actor) { fasterSpeed = (int) fasterSlider.getValue(); } }); } private void hide() { setPreferences(); savePreferences(); } private void loadSavedStuff() { savedStuff.loadPreferencesAndScore(); levelNumber = savedStuff.getLevelNumber(); isFaster = savedStuff.isFaster(); isColor = savedStuff.isColor(); isAnimate = savedStuff.isAnimate(); isSound = savedStuff.isSound(); isOutline = savedStuff.isOutline(); isPermOutline = savedStuff.isPermOutline(); levelNumber = savedStuff.getLevelNumber(); fasterSpeed = savedStuff.getFasterSpeed(); savedStuff.loadAllScoresIntoArray(); allScores = savedStuff.getAllScores(); } private void setPreferences() { savedStuff.setFaster(isFaster); savedStuff.setColor(isColor); savedStuff.setAnimate(isAnimate); savedStuff.setSound(isSound); savedStuff.setOutline(isOutline); savedStuff.setPermOutline(isPermOutline); savedStuff.setFasterSpeed(fasterSpeed); savedStuff.setLevelNumber(levelNumber); } private void savePreferences() { savedStuff.savePreferences(); } public void render(float delta) { // 286, 134 batch.setProjectionMatrix(cam.combined); batch.begin(); titleSprite.draw(batch); setLevelPreview(); if (levelNumber != 0) { batch.draw(levelPreviewRegion, 50, -27); } hiScoreBuilder.setLength(0); hiScoreBuilder.append(HI_SCORE_STRING); if (isFaster) { hiScore = allScores[levelNumber][fasterSpeed]; } else { hiScore = allScores[levelNumber][SavedStuff.NUMBER_OF_SPEEDS - 1]; } hiScoreBuilder.append(hiScore); highScoreString = hiScoreBuilder.toString(); font.draw(batch, highScoreString, 50, 73); batch.end(); stage.act(delta); stage.draw(); } private void setLevelPreview() { switch (levelNumber) { case 1: levelPreviewRegion = assets.getLevelOnePreviewRegion(); break; case 2: levelPreviewRegion = assets.getLevelTwoPreviewRegion(); break; case 3: levelPreviewRegion = assets.getLevelThreePreviewRegion(); break; case 4: levelPreviewRegion = assets.getLevelFourPreviewRegion(); break; case 5: levelPreviewRegion = assets.getLevelFivePreviewRegion(); break; default: break; } } public void resize(int width, int height) { stage.getViewport().update(width, height, true); } public void dispose() { batch.dispose(); stage.dispose(); skin.dispose(); font.dispose(); assets.disposeMainMenu(); } }