Java tutorial
//The MIT License // //Copyright (c) 2009 nodchip // //Permission is hereby granted, free of charge, to any person obtaining a copy //of this software and associated documentation files (the "Software"), to deal //in the Software without restriction, including without limitation the rights //to use, copy, modify, merge, publish, distribute, sublicense, and/or sell //copies of the Software, and to permit persons to whom the Software is //furnished to do so, subject to the following conditions: // //The above copyright notice and this permission notice shall be included in //all copies or substantial portions of the Software. // //THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR //IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, //FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE //AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER //LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, //OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN //THE SOFTWARE. package tv.dyndns.kishibe.qmaclone.client.game.left; import java.util.logging.Level; import java.util.logging.Logger; import tv.dyndns.kishibe.qmaclone.client.constant.Constant; import tv.dyndns.kishibe.qmaclone.client.game.ProblemType; import tv.dyndns.kishibe.qmaclone.client.game.click.MarkedCanvas; import tv.dyndns.kishibe.qmaclone.client.game.input.InputWidgetClick; import tv.dyndns.kishibe.qmaclone.client.game.left.AnswerPopup.Style; import tv.dyndns.kishibe.qmaclone.client.geom.Point; import tv.dyndns.kishibe.qmaclone.client.packet.PacketPlayerSummary; import tv.dyndns.kishibe.qmaclone.client.packet.PacketProblem; import com.google.common.base.Strings; import com.google.gwt.user.client.ui.HTML; import com.google.gwt.user.client.ui.HorizontalPanel; import com.google.gwt.user.client.ui.Image; public class WidgetPlayer extends HorizontalPanel { private static final Logger logger = Logger.getLogger(WidgetPlayer.class.getName()); private static final int INTERPOLATE_RATIO_NUMERATOR = 1; private static final int INTERPOLATE_RATIO_DENOMINATOR = 10; private static final int OFFSET_X = 5; public static final int HEIGHT = 65; private final HTML htmlName = new HTML(); private String answer; protected PacketProblem problem; private boolean flagRecieved = false; private boolean flagOpen = false; private boolean flagTimeUp = false; private boolean isCorrect; private int currentX; private int currentY; private int destX; private int destY; private final AnswerPopupFactory answerPopupFactory; private AnswerPopup answerPopup = null; private final WidgetPlayerList parentPanel; public WidgetPlayer(PacketPlayerSummary playerSummary, String imageFileName, WidgetPlayerList parentPanel, int rank) { destX = currentX = OFFSET_X; destY = currentY = HEIGHT * rank; this.parentPanel = parentPanel; answerPopupFactory = new AnswerPopupFactory(parentPanel); setPixelSize(180, 50); setVerticalAlignment(ALIGN_MIDDLE); Image image = new Image(Constant.ICON_URL_PREFIX + imageFileName); image.setPixelSize(Constant.ICON_SIZE, Constant.ICON_SIZE); add(image); setCellWidth(image, "50px"); setPlayerSummary(playerSummary); htmlName.addStyleDependentName("playerName"); add(htmlName); update(); } public void setProblem(PacketProblem problem) { this.problem = problem; answerPopup = answerPopupFactory.get(problem); answerPopup.setPosition(currentX, currentY); } public void setPlayerSummary(PacketPlayerSummary player) { htmlName.setHTML(player.asGameSafeHtml()); } public void recieveAnswer(String answer) { if (Strings.isNullOrEmpty(answer)) { this.answer = AnswerPopup.LABEL_NO_ANSWER; } else { this.answer = answer; } flagRecieved = true; update(); } public void open() { flagOpen = true; update(); } public void recieveTimeUp() { flagTimeUp = true; update(); } public void clearAnswer() { flagRecieved = false; flagOpen = false; flagTimeUp = false; this.answer = ""; if (answerPopup != null) { answerPopup.hide(); } markSegmentId = MarkedCanvas.REGISTER; markPointerId = MarkedCanvas.REGISTER; markYesId = MarkedCanvas.REGISTER; markNoId = MarkedCanvas.REGISTER; update(); } public void update() { if (answerPopup == null) { return; } if (flagTimeUp) { isCorrect = flagRecieved && problem.isCorrect(this.answer); answerPopup.setStyle(isCorrect ? Style.Correct : Style.Wrong); answerPopup.show(flagRecieved ? this.answer : AnswerPopup.LABEL_TIME_UP); } else if (flagRecieved) { answerPopup.setStyle(Style.Answered); answerPopup.show(flagOpen ? this.answer : AnswerPopup.LABEL_ANSWERED); } else { answerPopup.hide(); } if (problem.type == ProblemType.Click) { updateForClickQuiz(); } } // ?????? private int markSegmentId = MarkedCanvas.REGISTER; private int markPointerId = MarkedCanvas.REGISTER; private int markYesId = MarkedCanvas.REGISTER; private int markNoId = MarkedCanvas.REGISTER; private void updateForClickQuiz() { if (!flagRecieved) { return; } Point answerPosition = getAnswerPosition(); if (answerPosition == null || !answerPosition.isValid()) { return; } Point canvasOffset = InputWidgetClick.getCanvasOffset(); if (canvasOffset == null) { return; } Point offset = parentPanel.getOffset(); int offsetX = canvasOffset.x - offset.x; int offsetY = canvasOffset.y - offset.y; int x = answerPosition.x + offsetX; int y = answerPosition.y + offsetY; // ?ensureCanvas()?????????????????? // ???????????? if (flagTimeUp) { MarkedCanvas canvas = parentPanel.ensureCanvas(); canvas.removeMark(markPointerId); if (problem.isCorrect(this.answer)) { markYesId = canvas.addYesMark(x, y, markYesId); } else { markNoId = canvas.addNoMark(x, y, markNoId); } } else if (flagOpen) { MarkedCanvas canvas = parentPanel.ensureCanvas(); markPointerId = canvas.addPointerMark(x, y, markPointerId); } updatePositionClilck(); } public int getCurrentX() { return currentX; } public int getCurrentY() { return currentY; } public void setRank(int rank) { destY = (rank - 1) * HEIGHT; } private int interpolate(int src, int dest, int ratioNumerator, int ratioDenominator) { return (src * (ratioDenominator - ratioNumerator) + dest * ratioNumerator) / ratioDenominator; } public void updatePosition() { int newX = interpolate(currentX, destX, INTERPOLATE_RATIO_NUMERATOR, INTERPOLATE_RATIO_DENOMINATOR); int newY = interpolate(currentY, destY, INTERPOLATE_RATIO_NUMERATOR, INTERPOLATE_RATIO_DENOMINATOR); if (newX != currentX || newY != currentY) { currentX = newX; currentY = newY; // ????????? try { parentPanel.setWidgetPosition(this, currentX, currentY); } catch (Exception e) { logger.log(Level.WARNING, "????????", e); } if (answerPopup != null) { answerPopup.setPosition(currentX, currentY); } } if (problem != null && problem.type == ProblemType.Click) { updatePositionClilck(); } } private void updatePositionClilck() { if (!flagRecieved || !flagOpen) { return; } Point answerPosition = getAnswerPosition(); if (answerPosition == null || !answerPosition.isValid()) { return; } Point canvasOffset = InputWidgetClick.getCanvasOffset(); if (canvasOffset == null) { return; } Point parentOffset = parentPanel.getOffset(); int offsetX = canvasOffset.x - parentOffset.x; int offsetY = canvasOffset.y - parentOffset.y; Point segmentBeginPosition = getSegmentBeginPosition(); int startX = segmentBeginPosition.x - parentOffset.x; int startY = segmentBeginPosition.y - parentOffset.y; int endX = answerPosition.x + offsetX; int endY = answerPosition.y + offsetY; MarkedCanvas canvas = parentPanel.ensureCanvas(); markSegmentId = canvas.addSegmentMark(startX, startY, endX, endY, markSegmentId); } private Point getSegmentBeginPosition() { int x = getAbsoluteLeft() + getOffsetWidth() / 2; int y = getAbsoluteTop() + getOffsetHeight() / 2; return new Point(x, y); } private Point getAnswerPosition() { return Point.fromString(this.answer); } }