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/* -*- mode: java; c-basic-offset: 2; indent-tabs-mode: nil -*- */
/*
Part of the Processing project - http://processing.org
Copyright (c) 2004-09 Ben Fry and Casey Reas
Copyright (c) 2001-04 Massachusetts Institute of Technology
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software Foundation,
Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package processing.app;
import static processing.app.I18n._;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.event.*;
/**
* run/stop/etc buttons for the ide
*/
public class EditorToolbar extends JComponent implements MouseInputListener, KeyListener {
/** Rollover titles for each button. */
static final String title[] = {
_("Verify"), _("Upload"), _("New"), _("Open"), _("Save"), _("Serial Monitor")
};
/** Titles for each button when the shift key is pressed. */
static final String titleShift[] = {
_("Verify"), _("Upload Using Programmer"), _("New"), _("Open in Another Window"), _("Save As..."), _("Serial Monitor")
};
static final int BUTTON_COUNT = title.length;
/** Width of each toolbar button. */
static final int BUTTON_WIDTH = 27;
/** Height of each toolbar button. */
static final int BUTTON_HEIGHT = 32;
/** The amount of space between groups of buttons on the toolbar. */
static final int BUTTON_GAP = 5;
/** Size of the button image being chopped up. */
static final int BUTTON_IMAGE_SIZE = 33;
static final int RUN = 0;
static final int EXPORT = 1;
static final int NEW = 2;
static final int OPEN = 3;
static final int SAVE = 4;
static final int SERIAL = 5;
static final int INACTIVE = 0;
static final int ROLLOVER = 1;
static final int ACTIVE = 2;
Editor editor;
Image offscreen;
int width, height;
Color bgcolor;
static Image[][] buttonImages;
int currentRollover;
JPopupMenu popup;
JMenu menu;
int buttonCount;
int[] state = new int[BUTTON_COUNT];
Image[] stateImage;
int which[]; // mapping indices to implementation
int x1[], x2[];
int y1, y2;
Font statusFont;
Color statusColor;
boolean shiftPressed;
public EditorToolbar(Editor editor, JMenu menu) {
this.editor = editor;
this.menu = menu;
buttonCount = 0;
which = new int[BUTTON_COUNT];
//which[buttonCount++] = NOTHING;
which[buttonCount++] = RUN;
which[buttonCount++] = EXPORT;
which[buttonCount++] = NEW;
which[buttonCount++] = OPEN;
which[buttonCount++] = SAVE;
which[buttonCount++] = SERIAL;
currentRollover = -1;
bgcolor = Theme.getColor("buttons.bgcolor");
statusFont = Theme.getFont("buttons.status.font");
statusColor = Theme.getColor("buttons.status.color");
addMouseListener(this);
addMouseMotionListener(this);
}
protected void loadButtons() {
Image allButtons = Base.getThemeImage("buttons.gif", this);
buttonImages = new Image[BUTTON_COUNT][3];
for (int i = 0; i < BUTTON_COUNT; i++) {
for (int state = 0; state < 3; state++) {
Image image = createImage(BUTTON_WIDTH, BUTTON_HEIGHT);
Graphics g = image.getGraphics();
g.drawImage(allButtons,
-(i*BUTTON_IMAGE_SIZE) - 3,
(-2 + state)*BUTTON_IMAGE_SIZE, null);
buttonImages[i][state] = image;
}
}
}
@Override
public void paintComponent(Graphics screen) {
// this data is shared by all EditorToolbar instances
if (buttonImages == null) {
loadButtons();
}
// this happens once per instance of EditorToolbar
if (stateImage == null) {
state = new int[buttonCount];
stateImage = new Image[buttonCount];
for (int i = 0; i < buttonCount; i++) {
setState(i, INACTIVE, false);
}
y1 = 0;
y2 = BUTTON_HEIGHT;
x1 = new int[buttonCount];
x2 = new int[buttonCount];
}
Dimension size = getSize();
if ((offscreen == null) ||
(size.width != width) || (size.height != height)) {
offscreen = createImage(size.width, size.height);
width = size.width;
height = size.height;
int offsetX = 3;
for (int i = 0; i < buttonCount; i++) {
x1[i] = offsetX;
if (i == 2 || i == 6) x1[i] += BUTTON_GAP;
x2[i] = x1[i] + BUTTON_WIDTH;
offsetX = x2[i];
}
// Serial button must be on the right
x1[SERIAL] = width - BUTTON_WIDTH - 14;
x2[SERIAL] = width - 14;
}
Graphics g = offscreen.getGraphics();
g.setColor(bgcolor); //getBackground());
g.fillRect(0, 0, width, height);
for (int i = 0; i < buttonCount; i++) {
g.drawImage(stateImage[i], x1[i], y1, null);
}
g.setColor(statusColor);
g.setFont(statusFont);
/*
// if i ever find the guy who wrote the java2d api, i will hurt him.
*
* whereas I love the Java2D API. --jdf. lol.
*
Graphics2D g2 = (Graphics2D) g;
FontRenderContext frc = g2.getFontRenderContext();
float statusW = (float) statusFont.getStringBounds(status, frc).getWidth();
float statusX = (getSize().width - statusW) / 2;
g2.drawString(status, statusX, statusY);
*/
if (currentRollover != -1) {
int statusY = (BUTTON_HEIGHT + g.getFontMetrics().getAscent()) / 2;
String status = shiftPressed ? titleShift[currentRollover] : title[currentRollover];
if (currentRollover != SERIAL)
g.drawString(status, (buttonCount-1) * BUTTON_WIDTH + 3 * BUTTON_GAP, statusY);
else {
int statusX = x1[SERIAL] - BUTTON_GAP;
statusX -= g.getFontMetrics().stringWidth(status);
g.drawString(status, statusX, statusY);
}
}
screen.drawImage(offscreen, 0, 0, null);
if (!isEnabled()) {
screen.setColor(new Color(0,0,0,100));
screen.fillRect(0, 0, getWidth(), getHeight());
}
}
public void mouseMoved(MouseEvent e) {
if (!isEnabled())
return;
// mouse events before paint();
if (state == null) return;
if (state[OPEN] != INACTIVE) {
// avoid flicker, since there will probably be an update event
setState(OPEN, INACTIVE, false);
}
handleMouse(e);
}
public void mouseDragged(MouseEvent e) { }
public void handleMouse(MouseEvent e) {
int x = e.getX();
int y = e.getY();
if (currentRollover != -1) {
if ((x > x1[currentRollover]) && (y > y1) &&
(x < x2[currentRollover]) && (y < y2)) {
return;
} else {
setState(currentRollover, INACTIVE, true);
currentRollover = -1;
}
}
int sel = findSelection(x, y);
if (sel == -1) return;
if (state[sel] != ACTIVE) {
setState(sel, ROLLOVER, true);
currentRollover = sel;
}
}
private int findSelection(int x, int y) {
// if app loads slowly and cursor is near the buttons
// when it comes up, the app may not have time to load
if ((x1 == null) || (x2 == null)) return -1;
for (int i = 0; i < buttonCount; i++) {
if ((y > y1) && (x > x1[i]) &&
(y < y2) && (x < x2[i])) {
//System.out.println("sel is " + i);
return i;
}
}
return -1;
}
private void setState(int slot, int newState, boolean updateAfter) {
state[slot] = newState;
stateImage[slot] = buttonImages[which[slot]][newState];
if (updateAfter) {
repaint();
}
}
public void mouseEntered(MouseEvent e) {
handleMouse(e);
}
public void mouseExited(MouseEvent e) {
// if the popup menu for is visible, don't register this,
// because the popup being set visible will fire a mouseExited() event
if ((popup != null) && popup.isVisible()) return;
if (state[OPEN] != INACTIVE) {
setState(OPEN, INACTIVE, true);
}
handleMouse(e);
}
int wasDown = -1;
public void mousePressed(MouseEvent e) {
// jdf
if (!isEnabled())
return;
final int x = e.getX();
final int y = e.getY();
int sel = findSelection(x, y);
///if (sel == -1) return false;
if (sel == -1) return;
currentRollover = -1;
switch (sel) {
case RUN:
editor.handleRun(false, editor.presentHandler, editor.runHandler);
break;
// case STOP:
// editor.handleStop();
// break;
//
case OPEN:
popup = menu.getPopupMenu();
popup.show(EditorToolbar.this, x, y);
break;
case NEW:
try {
editor.base.handleNew();
} catch (Exception e1) {
throw new RuntimeException(e1);
}
break;
case SAVE:
if (e.isShiftDown()) {
editor.handleSaveAs();
} else {
editor.handleSave(false);
}
break;
case EXPORT:
editor.handleExport(e.isShiftDown());
break;
case SERIAL:
editor.handleSerial();
break;
}
}
public void mouseClicked(MouseEvent e) { }
public void mouseReleased(MouseEvent e) { }
/**
* Set a particular button to be active.
*/
public void activate(int what) {
if (buttonImages != null) {
setState(what, ACTIVE, true);
}
}
/**
* Set a particular button to be active.
*/
public void deactivate(int what) {
if (buttonImages != null) {
setState(what, INACTIVE, true);
}
}
public Dimension getPreferredSize() {
return getMinimumSize();
}
public Dimension getMinimumSize() {
return new Dimension((BUTTON_COUNT + 1)*BUTTON_WIDTH, BUTTON_HEIGHT);
}
public Dimension getMaximumSize() {
return new Dimension(3000, BUTTON_HEIGHT);
}
public void keyPressed(KeyEvent e) {
if (e.getKeyCode() == KeyEvent.VK_SHIFT) {
shiftPressed = true;
repaint();
}
}
public void keyReleased(KeyEvent e) {
if (e.getKeyCode() == KeyEvent.VK_SHIFT) {
shiftPressed = false;
repaint();
}
}
public void keyTyped(KeyEvent e) { }
}
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