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Initial revision
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benfry
338
processing/app/PdeEditorButtons.java
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338
processing/app/PdeEditorButtons.java
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#ifdef EDITOR
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import java.awt.*;
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public class PdeEditorButtons extends Panel {
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static final int BUTTON_COUNT = 9;
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static final int BUTTON_WIDTH = 24;
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static final int BUTTON_HEIGHT = 24;
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static final String title[] = {
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"Play", "Stop",
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"Open", "Save", "Save on Server", "Print", "Beautify",
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"Disable Full Screen", "Full Screen"
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};
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static final int PLAY = 0;
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static final int STOP = 1;
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static final int OPEN = 2;
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static final int SAVE = 3;
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static final int SNAPSHOT = 4; // only available is save_as defined
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static final int PRINT = 5;
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static final int BEAUTIFY = 6;
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static final int DISABLE_FULL_SCREEN = 7;
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static final int FULL_SCREEN = 8;
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static final int INACTIVE = 0;
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static final int ROLLOVER = 1;
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static final int ACTIVE = 2;
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PdeEditor editor;
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Image offscreen;
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int width, height;
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Image buttons;
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Image inactive[];
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Image rollover[];
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Image active[];
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int currentRollover;
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int buttonCount;
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int state[];
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Image stateImage[];
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int which[]; // mapping indices to implementation
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int x1[], x2[];
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int y1, y2;
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public PdeEditorButtons(PdeEditor editor, boolean useOpenSave,
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boolean useCourseware, boolean usePrint,
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boolean useBeautify) {
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this.editor = editor;
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buttons = PdeApplet.readImage("buttons.gif");
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buttonCount = 0;
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which = new int[BUTTON_COUNT];
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// always include these
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which[buttonCount++] = PLAY;
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which[buttonCount++] = STOP;
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// the rest are conditional
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if (useOpenSave) {
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which[buttonCount++] = OPEN;
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which[buttonCount++] = SAVE;
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}
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if (useCourseware) which[buttonCount++] = SNAPSHOT;
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if (usePrint) which[buttonCount++] = PRINT;
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if (useBeautify) which[buttonCount++] = BEAUTIFY;
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which[buttonCount++] = FULL_SCREEN;
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//buttonX = new int[buttonCount];
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currentRollover = -1;
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}
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public void update() {
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//System.out.println(currentRollover);
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paint(this.getGraphics());
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}
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public void update(Graphics g) {
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paint(g);
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}
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public void paint(Graphics screen) {
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if (inactive == null) {
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inactive = new Image[BUTTON_COUNT];
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rollover = new Image[BUTTON_COUNT];
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active = new Image[BUTTON_COUNT];
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state = new int[BUTTON_COUNT];
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for (int i = 0; i < BUTTON_COUNT; i++) {
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inactive[i] = createImage(BUTTON_WIDTH, BUTTON_HEIGHT);
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Graphics g = inactive[i].getGraphics();
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g.drawImage(buttons, -(i*BUTTON_WIDTH), -2*BUTTON_HEIGHT, null);
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rollover[i] = createImage(BUTTON_WIDTH, BUTTON_HEIGHT);
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g = rollover[i].getGraphics();
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g.drawImage(buttons, -(i*BUTTON_WIDTH), -1*BUTTON_HEIGHT, null);
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active[i] = createImage(BUTTON_WIDTH, BUTTON_HEIGHT);
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g = active[i].getGraphics();
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g.drawImage(buttons, -(i*BUTTON_WIDTH), -0*BUTTON_HEIGHT, null);
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}
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state = new int[buttonCount];
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stateImage = new Image[buttonCount];
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for (int i = 0; i < buttonCount; i++) {
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setState(i, INACTIVE, false);
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}
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}
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Dimension size = size();
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if ((offscreen == null) ||
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(size.width != width) || (size.height != height)) {
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offscreen = createImage(size.width, size.height);
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width = size.width;
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height = size.height;
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x1 = new int[buttonCount];
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x2 = new int[buttonCount];
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y1 = (height - BUTTON_HEIGHT) / 2;
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y2 = y1 + BUTTON_HEIGHT;
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int offsetX = 8;
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for (int i = 0; i < 2; i++) {
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//g.drawImage(stateImage[i], offsetX, offsetY, null);
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x1[i] = offsetX;
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x2[i] = offsetX + BUTTON_WIDTH;
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offsetX += BUTTON_WIDTH + 4;
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}
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// start from righthand side and move left
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offsetX = width - 8 - BUTTON_WIDTH;
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for (int i = buttonCount-1; i >= 2; --i) {
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//g.drawImage(stateImage[i], offsetX, offsetY, null);
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x1[i] = offsetX;
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x2[i] = offsetX + BUTTON_WIDTH;
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offsetX -= BUTTON_WIDTH + 4;
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}
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}
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Graphics g = offscreen.getGraphics();
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g.setColor(getBackground());
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g.fillRect(0, 0, width, height);
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for (int i = 0; i < buttonCount; i++) {
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g.drawImage(stateImage[i], x1[i], y1, null);
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}
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//g.drawImage(stateImage[i], offsetX, offsetY, null);
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/*
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//Dimension dim = size();
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int offsetY = (height - BUTTON_HEIGHT) / 2;
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int offsetX = 8;
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for (int i = 0; i < 2; i++) {
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g.drawImage(stateImage[i], offsetX, offsetY, null);
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offsetX += BUTTON_WIDTH + 4;
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}
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// start from righthand side and move left
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offsetX = width - 8 - BUTTON_WIDTH;
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for (int i = buttonCount-1; i >= 2; --i) {
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g.drawImage(stateImage[i], offsetX, offsetY, null);
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offsetX -= BUTTON_WIDTH + 4;
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}
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*/
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screen.drawImage(offscreen, 0, 0, null);
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//screen.fillRect(0, 0, 10, 10);
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}
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public boolean mouseMove(Event e, int x, int y) {
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//System.out.println(x + ", " + y);
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if (currentRollover != -1) {
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if ((x > x1[currentRollover]) && (y > y1) &&
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(x < x2[currentRollover]) && (y < y2)) {
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//System.out.println("same");
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return true; // no change
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} else {
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//state[currentRollover] = INACTIVE_STATE;
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//stateImage[currentRollover] = inactive[currentRollover];
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setState(currentRollover, INACTIVE, true);
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editor.messageClear(title[currentRollover]);
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/*
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if (editor.status.getText().equals(title[currentRollover])) {
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editor.message("");
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}
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*/
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currentRollover = -1;
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//update();
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}
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}
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int sel = findSelection(x, y);
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if (sel == -1) return true;
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if (state[sel] != ACTIVE) {
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//state[sel] = ROLLOVER_STATE;
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//stateImage[sel] = rollover[sel];
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setState(sel, ROLLOVER, true);
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currentRollover = sel;
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}
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/*
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for (int i = 0; i < buttonCount; i++) {
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if ((x > x1[i]) && (y > y1) &&
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(x < x2[i]) && (y < y2)) {
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//System.out.println(i);
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if (state[i] != ACTIVE_STATE) {
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state[i] = ROLLOVER_STATE;
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stateImage[i] = rollover[i];
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currentRollover = i;
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}
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update();
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return true;
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}
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}
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*/
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//update();
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return true;
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}
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private int findSelection(int x, int y) {
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for (int i = 0; i < buttonCount; i++) {
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if ((x > x1[i]) && (y > y1) &&
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(x < x2[i]) && (y < y2)) {
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return i;
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}
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}
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return -1;
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}
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private void setState(int slot, int newState, boolean updateAfter) {
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//if (inactive == null) return;
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state[slot] = newState;
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switch (newState) {
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case INACTIVE:
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stateImage[slot] = inactive[which[slot]];
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break;
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case ACTIVE:
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stateImage[slot] = active[which[slot]];
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break;
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case ROLLOVER:
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stateImage[slot] = rollover[which[slot]];
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editor.message(title[which[slot]]);
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break;
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}
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if (updateAfter) update();
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}
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public boolean mouseEnter(Event e, int x, int y) {
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return mouseMove(e, x, y);
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}
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public boolean mouseExit(Event e, int x, int y) {
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// kludge
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for (int i = 0; i < BUTTON_COUNT; i++) {
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editor.messageClear(title[i]);
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}
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//if (currentRollover != -1) {
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//editor.message("");
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//}
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return mouseMove(e, x, y);
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}
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int wasDown = -1;
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public boolean mouseDown(Event e, int x, int y) {
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int sel = findSelection(x, y);
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if (sel == -1) return false;
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currentRollover = -1;
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setState(sel, ACTIVE, true);
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switch (which[sel]) {
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case PLAY: editor.doPlay(); break;
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case STOP: setState(PLAY, INACTIVE, true); editor.doStop(); break;
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case OPEN: editor.doOpen(); break;
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case SAVE: editor.doSave(); break;
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case SNAPSHOT: editor.doSnapshot(); break;
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case PRINT: editor.doPrint(); break;
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case BEAUTIFY: editor.doBeautify(); break;
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case FULL_SCREEN: editor.enableFullScreen(); break;
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case DISABLE_FULL_SCREEN: editor.disableFullScreen(); break;
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}
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//update();
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return true;
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}
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public void clear() { // (int button) {
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if (inactive == null) return;
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//setState(button, INACTIVE);
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// skip the play button, do the others
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for (int i = 1; i < buttonCount; i++) {
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//state[i] = INACTIVE;
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//stateImage[i] = inactive[which[i]];
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setState(i, INACTIVE, false);
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}
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update();
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}
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public void play() {
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if (inactive == null) return;
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clear();
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setState(0, ACTIVE, true);
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}
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public void clearPlay() {
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if (inactive == null) return;
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setState(0, INACTIVE, true);
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}
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/*
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public boolean mouseUp(Event e, int x, int y) {
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if (wasDown == -1) return true;
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if (which[wasDown] == PLAY) return true;
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setState(wasDown, INACTIVE);
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wasDown = -1;
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//update();
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return true;
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}
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*/
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public Dimension preferredSize() {
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return new Dimension(200, 35);
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}
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}
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#endif
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