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Open Source Chemistry Library
/*
* Copyright (c) 1997 - 2016
* Actelion Pharmaceuticals Ltd.
* Gewerbestrasse 16
* CH-4123 Allschwil, Switzerland
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. Neither the name of the the copyright holder nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
package com.actelion.research.gui.editor;
import com.actelion.research.gui.LookAndFeelHelper;
import com.actelion.research.gui.generic.*;
import com.actelion.research.gui.hidpi.HiDPIHelper;
import com.actelion.research.gui.hidpi.HiDPIIcon;
import com.actelion.research.util.ColorHelper;
public class GenericEditorToolbar implements GenericEventListener {
protected static final int cButtonsPerColumn = 17;
private static final int cImageOversize = 4; // source image size in regard to target size with no UI-scaling
protected static final int cButtonClear = 0;
protected static final int cButtonCleanStructure = 1;
public static final int cToolLassoPointer = 2;
protected static final int cToolUnknownParity = 3;
protected static final int cToolDelete = 4;
protected static final int cToolStdBond = 5;
protected static final int cToolUpBond = 6;
protected static final int cTool3Ring = 7;
protected static final int cTool5Ring = 8;
protected static final int cTool7Ring = 9;
protected static final int cToolPosCharge = 10;
protected static final int cToolAtomC = 11;
protected static final int cToolAtomN = 12;
protected static final int cToolAtomO = 13;
protected static final int cToolAtomF = 14;
protected static final int cToolAtomBr = 15;
protected static final int cToolAtomH = 16;
protected static final int cButtonUndo = 17;
protected static final int cToolZoom = 18;
protected static final int cToolMapper = 19;
protected static final int cToolESR = 20;
protected static final int cToolText = 21;
protected static final int cToolChain = 22;
protected static final int cToolDownBond = 23;
protected static final int cTool4Ring = 24;
protected static final int cTool6Ring = 25;
protected static final int cToolAromRing = 26;
protected static final int cToolNegCharge = 27;
protected static final int cToolAtomSi = 28;
protected static final int cToolAtomP = 29;
protected static final int cToolAtomS = 30;
protected static final int cToolAtomCl = 31;
protected static final int cToolAtomI = 32;
protected static final int cToolCustomAtom = 33;
protected static final int cBorder = Math.round(HiDPIHelper.scale(2f));
protected static final float cSourceButtonSize = cImageOversize*21f;
protected static final float cButtonSize = HiDPIHelper.getUIScaleFactor()*21f;
protected static final int cToolESRAbs = 101;
protected static final int cToolESROr = 102;
protected static final int cToolESRAnd = 103;
private GenericCanvas mToolbarCanvas;
private GenericEditorArea mArea;
private GenericImage mImageNormal, mImageDisabled, mESRImageNormal;
protected int mWidth,mHeight,mCurrentTool, mSelectedButton,mHighlightedButton,mESRSelected;
private float mImageScaling;
public GenericEditorToolbar(GenericCanvas toolbarCanvas, GenericEditorArea theArea) {
mToolbarCanvas = toolbarCanvas;
mArea = theArea;
init();
}
public int getWidth() {
return mWidth;
}
public int getHeight() {
return mHeight;
}
private void init() {
mImageNormal = mArea.getUIHelper().createImage("editorButtons.png");
HiDPIIcon.adaptForLookAndFeel(mImageNormal);
mImageDisabled = mArea.getUIHelper().createImage("editorButtons.png");
HiDPIHelper.disableImage(mImageDisabled);
mWidth = 2*cBorder + HiDPIHelper.scale(mImageNormal.getWidth() / cImageOversize);
mHeight = 2*cBorder + HiDPIHelper.scale(mImageNormal.getHeight() / cImageOversize);
mESRImageNormal = mArea.getUIHelper().createImage("esrButtons.png");
mImageScaling = cImageOversize / HiDPIHelper.getUIScaleFactor();
mCurrentTool = cToolStdBond;
mSelectedButton = -1;
mHighlightedButton = -1;
}
public void setCurrentTool(int tool) {
if (mCurrentTool != tool) {
mCurrentTool = tool;
mArea.toolChanged(tool);
mToolbarCanvas.repaint();
}
}
public void paintContent(GenericDrawContext context) {
int background = mToolbarCanvas.getBackgroundRGB();
boolean isDark = (ColorHelper.perceivedBrightness(background) < 0.5);
int highlightBackground = isDark ? ColorHelper.brighter(background, 0.6f) : ColorHelper.darker(background, 0.6f);
int selectedBackground = isDark ? ColorHelper.brighter(background, 0.8f) : ColorHelper.darker(background, 0.8f);
int sw = mImageNormal.getWidth();
int sh = mImageNormal.getHeight();
context.drawImage(mImageNormal, 0, 0, sw, sh, cBorder, cBorder, sw/mImageScaling, sh/mImageScaling);
// draw the selected ESR button
double[] l = getButtonLocation(cToolESR);
context.drawImage(mESRImageNormal, 0, mESRSelected*cSourceButtonSize,
cSourceButtonSize, cSourceButtonSize, l[0], l[1], cButtonSize, cButtonSize);
// draw disabled buttons just over originals
if ((mArea.getMode() & GenericEditorArea.MODE_REACTION) == 0)
drawButton(context, cToolMapper, -1, true);
if ((mArea.getMode() & GenericEditorArea.MODE_DRAWING_OBJECTS) == 0)
drawButton(context, cToolText, -1, true);
drawButton(context, mCurrentTool, selectedBackground, false);
if (mHighlightedButton != -1 && mHighlightedButton != mSelectedButton)
drawButton(context, mHighlightedButton, highlightBackground, false);
if (mSelectedButton != -1)
drawButton(context, mSelectedButton, 0x006D5FB4, false);
}
@Override
public void eventHappened(GenericMouseEvent e) {
if (e.getWhat() == GenericMouseEvent.MOUSE_PRESSED) {
int b = getButtonNo(e);
if (!isSelectableButton(b))
return;
if (b == cToolESR && b == mCurrentTool)
mESRSelected = (++mESRSelected) % 3;
mSelectedButton = b;
mToolbarCanvas.repaint();
}
else if (e.getWhat() == GenericMouseEvent.MOUSE_RELEASED) {
if (mSelectedButton == -1)
return;
int releasedButton = getButtonNo(e);
if (releasedButton != mSelectedButton
|| (mSelectedButton == cToolMapper && (mArea.getMode() & GenericEditorArea.MODE_REACTION) == 0)
|| (mSelectedButton == cToolText && (mArea.getMode() & GenericEditorArea.MODE_DRAWING_OBJECTS) == 0)) {
mSelectedButton = -1;
mToolbarCanvas.repaint();
return;
}
mSelectedButton = -1;
if (releasedButton == cButtonClear
|| releasedButton == cButtonCleanStructure
|| releasedButton == cButtonUndo) {
mToolbarCanvas.repaint();
mArea.buttonPressed(releasedButton);
return;
}
mCurrentTool = releasedButton;
mToolbarCanvas.repaint();
if (mCurrentTool == cToolESR) {
mArea.toolChanged((mESRSelected == 0) ? cToolESRAbs
: (mESRSelected == 1) ? cToolESRAnd : cToolESROr);
}
else if (mCurrentTool == cToolCustomAtom) {
mArea.showCustomAtomDialog(-1);
mArea.toolChanged(releasedButton);
}
else {
mArea.toolChanged(releasedButton);
}
}
else if (e.getWhat() == GenericMouseEvent.MOUSE_MOVED
|| e.getWhat() == GenericMouseEvent.MOUSE_EXITED) {
int b = getButtonNo(e);
if (b == mSelectedButton) // cannot highlight selected button
b = -1;
if (b != mHighlightedButton) {
mHighlightedButton = b;
mToolbarCanvas.repaint();
}
}
}
protected int getButtonNo(GenericMouseEvent e) {
int x = e.getX() - cBorder;
int y = e.getY() - cBorder;
if (x<0 || x>=2*cButtonSize || y<0 || y>=cButtonsPerColumn*cButtonSize)
return -1;
int button = cButtonsPerColumn * (int)(x/cButtonSize) + (int)(y/cButtonSize);
return isSelectableButton(button) ? button : -1;
}
private boolean isSelectableButton(int b) {
return b >= 0 && b < 2*cButtonsPerColumn
&& (b != mCurrentTool || b == cToolESR || b == cToolCustomAtom)
&& (b != cToolMapper || (mArea.getMode() & GenericEditorArea.MODE_REACTION) != 0)
&& (b != cToolText || (mArea.getMode() & GenericEditorArea.MODE_DRAWING_OBJECTS) != 0);
}
private void drawButton(GenericDrawContext context, int button, int background, boolean isDisabled) {
background |= 0x80000000;
double[] bl = getButtonLocation(button);
if (background != -1) {
context.setRGB(background);
context.fillRectangle(bl[0], bl[1], cButtonSize, cButtonSize);
}
if (button == cToolESR)
context.drawImage(mESRImageNormal, 0, mESRSelected*cSourceButtonSize, cSourceButtonSize, cSourceButtonSize,
bl[0], bl[1], cButtonSize, cButtonSize);
else
context.drawImage(isDisabled ? mImageDisabled : mImageNormal, (bl[0] - cBorder)*mImageScaling, (bl[1] - cBorder)*mImageScaling,
cSourceButtonSize, cSourceButtonSize, bl[0], bl[1], cButtonSize, cButtonSize);
}
private double[] getButtonLocation(int button) {
double[] p = new double[2];
p[0] = cButtonSize * (button / cButtonsPerColumn) + cBorder;
p[1] = cButtonSize * (button % cButtonsPerColumn) + cBorder;
return p;
}
}