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/* -*- mode: java; c-basic-offset: 2; indent-tabs-mode: nil -*- */

Part of the Processing project - http://processing.org

This program is free software; you can redistribute it and/or modify

it under the terms of the GNU General Public License version 2

as published by the Free Software Foundation.

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.

51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

package processing.mode.java.tweak;

import java.awt.Graphics2D;

import java.awt.geom.AffineTransform;

import java.math.BigDecimal;

import java.math.RoundingMode;

import java.util.Comparator;

import java.util.Locale;

public class Handle {

public String type;

public String name;

public String strValue;

public String strNewValue;

public int varIndex;

public int startChar;

public int endChar;

public int newStartChar;

public int newEndChar;

public int line;

int tabIndex;

int decimalPlaces; // number of digits after the decimal point

float incValue;

java.lang.Number value, newValue;

String strDiff;

// connect with color control box

ColorControlBox colorBox;

// interface

int x, y, width, height;

int xCenter, xCurrent, xLast;

HProgressBar progBar = null;

String textFormat;

// the client that sends the changes

TweakClient tweakClient;

public Handle(String t, String n, int vi, String v, int ti, int l, int sc,

int ec, int dp) {

type = t;

name = n;

varIndex = vi;

strValue = v;

tabIndex = ti;

line = l;

startChar = sc;

endChar = ec;

decimalPlaces = dp;

incValue = (float) (1 / Math.pow(10, decimalPlaces));

if ("int".equals(type)) {

value = newValue = Integer.parseInt(strValue);

strNewValue = strValue;

textFormat = "%d";

} else if ("hex".equals(type)) {

Long val = Long.parseLong(strValue.substring(2, strValue.length()), 16);

value = newValue = val.intValue();

strNewValue = strValue;

textFormat = "0x%x";

} else if ("webcolor".equals(type)) {

Long val;

String prefix;

if (strValue.length() == 7) {

val = Long.parseLong(strValue.substring(1, strValue.length()), 16);

prefix = "";

} else {

String valStr = strValue.substring(

strValue.length() - 6,

strValue.length()

);

val = Long.parseLong(valStr, 16);

prefix = strValue.substring(

strValue.length() - 6

);

}

val = val | 0xff000000;

value = newValue = val.intValue();

strNewValue = strValue;

textFormat = "#" + prefix + "%06x";

} else if ("float".equals(type)) {

value = newValue = Float.parseFloat(strValue);

strNewValue = strValue;

textFormat = "%.0" + decimalPlaces + "f";

}

newStartChar = startChar;

newEndChar = endChar;

}

public void initInterface(int x, int y, int width, int height) {

this.x = x;

this.y = y;

this.width = width;

this.height = height;

// create drag ball

progBar = new HProgressBar(height, width);

}

public void setCenterX(int mx) {

xLast = xCurrent = xCenter = mx;

}

public void setCurrentX(int mx) {

xLast = xCurrent;

xCurrent = mx;

progBar.setPos(xCurrent - xCenter);

updateValue();

}

public void resetProgress() {

progBar.setPos(0);

}

public void updateValue() {

float change = getChange();

if ("int".equals(type)) {

if (newValue.intValue() + (int) change > Integer.MAX_VALUE ||

newValue.intValue() + (int) change < Integer.MIN_VALUE) {

change = 0;

return;

}

setValue(newValue.intValue() + (int) change);

} else if ("hex".equals(type)) {

setValue(newValue.intValue() + (int) change);

} else if ("webcolor".equals(type)) {

setValue(newValue.intValue() + (int) change);

} else if ("float".equals(type)) {

setValue(newValue.floatValue() + change);

}

updateColorBox();

}

public void setValue(Number value) {

if ("int".equals(type)) {

newValue = value.intValue();

strNewValue = String.format(Locale.US, textFormat, newValue.intValue());

} else if ("hex".equals(type)) {

newValue = value.intValue();

strNewValue = String.format(Locale.US, textFormat, newValue.intValue());

} else if ("webcolor".equals(type)) {

newValue = value.intValue();

// keep only RGB

int val = (newValue.intValue() & 0xffffff);

strNewValue = String.format(Locale.US, textFormat, val);

} else if ("float".equals(type)) {

BigDecimal bd = new BigDecimal(value.floatValue());

bd = bd.setScale(decimalPlaces, RoundingMode.HALF_UP);

newValue = bd.floatValue();

strNewValue = String.format(Locale.US, textFormat, newValue.floatValue());

}

// send new data to the server in the sketch

sendNewValue();

}

public void updateColorBox() {

if (colorBox != null) {

colorBox.colorChanged();

}

private float getChange() {

int pixels = xCurrent - xLast;

return pixels * incValue;

}

public void setPos(int nx, int ny) {

x = nx;

y = ny;

}

public void setWidth(int w) {

width = w;

progBar.setWidth(w);

}

public void draw(Graphics2D g2d, boolean hasFocus) {

AffineTransform prevTrans = g2d.getTransform();

g2d.translate(x, y);

// draw underline on the number

g2d.setColor(ColorScheme.getInstance().progressFillColor);

g2d.drawLine(0, 0, width, 0);

if (hasFocus) {

if (progBar != null) {

g2d.translate(width / 2, 2);

progBar.draw(g2d);

}

g2d.setTransform(prevTrans);

}

public boolean pick(int mx, int my) {

return pickText(mx, my);

}

public boolean pickText(int mx, int my) {

return (mx > x - 2 && mx < x + width + 2 && my > y - height && my < y);

}

public boolean valueChanged() {

if ("int".equals(type)) {

return (value.intValue() != newValue.intValue());

} else if ("hex".equals(type)) {

return (value.intValue() != newValue.intValue());

} else if ("webcolor".equals(type)) {

return (value.intValue() != newValue.intValue());

} else {

return (value.floatValue() != newValue.floatValue());

}

public void setColorBox(ColorControlBox box) {

colorBox = box;

}

public void setTweakClient(TweakClient client) {

tweakClient = client;

}

public void sendNewValue() {

int index = varIndex;

try {

if ("int".equals(type)) {

tweakClient.sendInt(index, newValue.intValue());

} else if ("hex".equals(type)) {

tweakClient.sendInt(index, newValue.intValue());

} else if ("webcolor".equals(type)) {

// If full opaque color, don't spend the cycles on string processing

// which does appear to matter at high frame rates. Otherwise take the

// hit and parse back from string value with transparency.

if (strNewValue.length() == 7) {

tweakClient.sendInt(index, newValue.intValue());

} else {

long target = Long.parseLong(

strNewValue.substring(1, strNewValue.length()),

);

tweakClient.sendInt(index, (int) target);

}

} else if ("float".equals(type)) {

tweakClient.sendFloat(index, newValue.floatValue());

}

} catch (Exception e) {

System.out.println("error sending new value!");

}

public String toString() {

return type + " " + name + " = " + strValue + " (tab: " + tabIndex

+ ", line: " + line + ", start: " + startChar + ", end: "

+ endChar + ")";

}

* Used for sorting the handles by order of occurrence inside each tab

class HandleComparator implements Comparator<Handle> {

public int compare(Handle handle1, Handle handle2) {

int tab = handle1.tabIndex - handle2.tabIndex;

if (tab != 0) {

return tab;

}

return handle1.startChar - handle2.startChar;

}