-/*******************************************************************************\r
- * Copyright (c) 2007, 2011 Association for Decentralized Information Management in\r
- * Industry THTH ry.\r
- * All rights reserved. This program and the accompanying materials\r
- * are made available under the terms of the Eclipse Public License v1.0\r
- * which accompanies this distribution, and is available at\r
- * http://www.eclipse.org/legal/epl-v10.html\r
- *\r
- * Contributors:\r
- * VTT Technical Research Centre of Finland - initial API and implementation\r
- *******************************************************************************/\r
-package org.simantics.trend.impl;\r
-\r
-import java.awt.Color;\r
-import java.awt.Graphics2D;\r
-import java.text.Format;\r
-import java.text.NumberFormat;\r
-\r
-import org.simantics.g2d.utils.GridSpacing;\r
-import org.simantics.g2d.utils.GridUtil;\r
-import org.simantics.trend.configuration.TimeWindow;\r
-import org.simantics.trend.configuration.TrendSpec;\r
-import org.simantics.utils.format.TimeFormat;\r
-\r
-public class HorizRuler extends TrendGraphicalNode {\r
-\r
- private static final long serialVersionUID = 7155812928124259094L;\r
-\r
- GridSpacing spacing = GridSpacing.SOME_SPACING;\r
- public double from = 0;\r
- public double end = 100;\r
- public boolean autoscroll = true; // Determines if auto-scroll is on/off\r
- boolean manualscale = false; // Locked in trend spec\r
- TimeFormat timeFormat = new TimeFormat(0, 0);\r
- private Format f = timeFormat;\r
- double iFrom = Double.MAX_VALUE;\r
- double iEnd = -Double.MAX_VALUE;\r
- public double basetime = 0;\r
- public TimeWindowListener listener;\r
- public static final Color AUTOSCROLL_ON = new Color(0, 225, 34);\r
- public static final Color AUTOSCROLL_OFF = new Color(255, 115, 115);\r
- \r
- \r
- public boolean setWidth(double width) {\r
- if (getWidth()==width) return false;\r
- this.setSize(width, 20);\r
- return true;\r
- }\r
- \r
- public boolean setFromEnd(double from, double end) {\r
- if (this.from!=from || this.end!=end) {\r
- this.from = from;\r
- this.end = end;\r
- getTrend().shapedirty = true;\r
- return true;\r
- }\r
- return false;\r
- }\r
-\r
- public boolean setFromScale(double from, double scaleX) {\r
- double end = getWidth() * scaleX + from;\r
- return setFromEnd(from, end);\r
- }\r
- \r
- \r
- public void fireListener() {\r
- if (listener != null) {\r
- double wid = getWidth();\r
- if ( wid == 0.0 ) wid = 0.1;\r
- double sx = (end-from) / wid;\r
- listener.onNewWindow(from, end, sx);\r
- }\r
- }\r
-\r
- /**\r
- * Set grid spacing and text formatter;\r
- */\r
- public void layout() {\r
- TrendNode trend = getTrend();\r
- if (trend.timeFormat == org.simantics.trend.configuration.TimeFormat.Time) { \r
- // Figure out how many decimals are needed\r
- timeFormat.setMaxValue(end);\r
- timeFormat.setDecimals(1);\r
- \r
- double labelWidth = 0;\r
- double maxLabelWidth = 0; \r
- for (int i=0; i<2; i++) {\r
- labelWidth = GridUtil.calcLabelWidth(from - basetime, end - basetime, timeFormat, spacing);\r
- maxLabelWidth = Math.max(labelWidth, maxLabelWidth);\r
- spacing = GridSpacing.makeGridSpacing(end-from, getWidth(), labelWidth+10);\r
- timeFormat.setDecimals((int) -spacing.segmentExp);\r
- }\r
-\r
- if (maxLabelWidth>labelWidth) {\r
- spacing = GridSpacing.makeGridSpacing(end-from, getWidth(), maxLabelWidth+10);\r
- timeFormat.setDecimals((int) -spacing.segmentExp);\r
- }\r
- \r
- f = timeFormat;\r
- \r
- } else {\r
- f = NumberFormat.getInstance();\r
- double labelWidth = GridUtil.calcLabelWidth(from - basetime, end, f, spacing);\r
- this.spacing = GridSpacing.makeGridSpacing(end-from, getWidth(), labelWidth+10);\r
- }\r
- }\r
- \r
- @Override\r
- protected void doRender(Graphics2D g2d) {\r
- TrendNode trend = getTrend(); \r
- \r
- // Draw little "Frozen"\r
- if ( !trend.printing )\r
- {\r
-// g2d.setColor( Color.LIGHT_GRAY );\r
- g2d.setColor( autoscroll ? AUTOSCROLL_ON : AUTOSCROLL_OFF );\r
- g2d.setFont( GridUtil.RULER_FONT );\r
- String txt = !autoscroll ? (manualscale ? "*" : "Auto-scroll off") : (manualscale ? "" : "Auto-scroll on");\r
- // Draw at bottom\r
-// g2d.drawString(txt, 0.f, (float)getHeight() + 12.f );\r
- // Draw to right\r
- g2d.drawString(txt, (float) getWidth()+20, 20.f );\r
- }\r
- \r
- g2d.setPaint(Color.GRAY);\r
- g2d.setStroke( GridUtil.RULER_LINE_STROKE ); \r
- GridUtil.paintHorizontalRuler(\r
- spacing, \r
- g2d,\r
- from - basetime,\r
- getWidth(),\r
- f);\r
- }\r
- \r
- /**\r
- * This method sets iFrom and iEnd values. \r
- * Read reads values from ItemNodes.\r
- * So it is good idea to call {@link ItemNode#readMinMaxFromEnd()} first. \r
- */\r
- public void setKnownFromEnd() {\r
- TrendNode trendNode = (TrendNode) getParent();\r
- \r
- iFrom = Double.MAX_VALUE;\r
- iEnd = -Double.MAX_VALUE;\r
- for (ItemNode item : trendNode.allItems) {\r
- if ( !Double.isNaN(item.from) ) iFrom = Math.min(iFrom, item.from); \r
- if ( !Double.isNaN(item.end ) ) iEnd = Math.max(iEnd , item.end ); \r
- }\r
- // Scale to 0..10 if there is no data\r
- if (iFrom == Double.MAX_VALUE && iEnd == -Double.MAX_VALUE) {\r
- iFrom = 0.; \r
- iEnd = 10.;\r
- }\r
- } \r
- \r
- /**\r
- * If zoomed, do nothing.\r
- * If not zoomed, set from and end according to TrendSpec's time window settings. \r
- */\r
- public boolean autoscale() {\r
- if (!autoscroll) return false;\r
-\r
- setKnownFromEnd();\r
- TrendNode trendNode = (TrendNode) getParent();\r
- TrendSpec spec = trendNode.spec;\r
- \r
- double nFrom = from;\r
- double nEnd = end;\r
- \r
- TimeWindow timeWindow = spec.viewProfile.timeWindow;\r
- double len = timeWindow.timeWindowLength != null ? timeWindow.timeWindowLength : iEnd-iFrom;\r
- \r
- if (timeWindow.timeWindowStart != null) {\r
- \r
- if (timeWindow.timeWindowIncrement != null && timeWindow.timeWindowLength==null) {\r
- nFrom = timeWindow.timeWindowStart + basetime;\r
- if (nFrom>iEnd) {\r
- nEnd = nFrom + 1.0; \r
- } else {\r
- len = Math.max(0, iEnd-nFrom);\r
- double f = (100-timeWindow.timeWindowIncrement) / 100;\r
- double b = 1/f;\r
- double x = Math.log( len ) / Math.log( b );\r
- x = Math.ceil( x );\r
- x = Math.pow(b, x);\r
- nEnd = nFrom + x;\r
- }\r
- } else {\r
- nFrom = timeWindow.timeWindowStart + basetime;\r
- nEnd = nFrom + len;\r
- }\r
- } else \r
- {\r
- if (timeWindow.timeWindowIncrement == null) {\r
- nFrom = iEnd - len;\r
- nEnd = iEnd; \r
- // Marginal\r
- nEnd += len * 0.02; \r
- }\r
- else\r
- { \r
- if (timeWindow.timeWindowLength != null) {\r
- double f = timeWindow.timeWindowIncrement / 100;\r
- double fraction = len * f;\r
- \r
- nEnd = Math.floor( (iEnd +fraction)/ fraction ) * fraction;\r
- nFrom = nEnd - len;\r
- if (nFrom<iFrom) {\r
- double diff = iFrom-nFrom;\r
- nFrom += diff;\r
- nEnd += diff;\r
- }\r
-\r
- if (Double.isInfinite(nEnd)) {\r
- nFrom = 0;\r
- nEnd = len; \r
- } else {\r
- // Marginal\r
- nEnd += len * 0.02;\r
- }\r
- } else {\r
- double f = (100-timeWindow.timeWindowIncrement) / 100;\r
- double b = 1/f;\r
- double x = Math.log( len ) / Math.log( b );\r
- x = Math.ceil( x );\r
- x = Math.pow(b, x);\r
- \r
- nEnd = iFrom + x;\r
- nFrom = iFrom;\r
- }\r
- }\r
- \r
- if (nFrom>nEnd) nFrom = nEnd;\r
- } \r
- \r
- return setFromEnd(nFrom, nEnd);\r
- }\r
- \r
- public void translate(double dx) {\r
- from += dx;\r
- end += dx;\r
- autoscroll = false;\r
- fireListener();\r
- }\r
- \r
- /**\r
- * Convert x position in rulers coordinate space to time value.\r
- * This function does not apply basetime. To apply basetime deduct it from\r
- * the result.\r
- * \r
- * @param x\r
- * @return time\r
- */\r
- public double toTime( double x ) {\r
- double sx = (end-from) / getWidth();\r
- return from + x*sx;\r
- }\r
- \r
- public double toX( double time ) {\r
- double sx = (end-from) / getWidth();\r
- return (time-from) / sx;\r
- }\r
- \r
- public void zoomIn(double x, double width) {\r
- autoscroll = false;\r
- \r
- double sx = (end-from) / getWidth();\r
- double newFrom = from + x*sx;\r
- double newEnd = from + (x+width)*sx;\r
- \r
- from = newFrom;\r
- end = newEnd; \r
- fireListener();\r
- }\r
- \r
- public void zoomOut() {\r
- autoscroll = true;\r
- autoscale();\r
- layout();\r
- fireListener();\r
- } \r
- \r
- public double unitsPerPixel() {\r
- return (end-from) / getWidth();\r
- }\r
-\r
- /**\r
- * @return the current ending sample time calculated from all visible chart\r
- * items.\r
- */\r
- public double getItemEndTime() {\r
- return iEnd;\r
- }\r
-\r
- public interface TimeWindowListener {\r
- void onNewWindow(double from, double end, double sx);\r
- }\r
-\r
-}\r
+/*******************************************************************************
+ * Copyright (c) 2007, 2011 Association for Decentralized Information Management in
+ * Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ * VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.trend.impl;
+
+import java.awt.Color;
+import java.awt.Graphics2D;
+import java.text.Format;
+import java.text.NumberFormat;
+
+import org.simantics.g2d.utils.GridSpacing;
+import org.simantics.g2d.utils.GridUtil;
+import org.simantics.trend.configuration.TimeWindow;
+import org.simantics.trend.configuration.TrendSpec;
+import org.simantics.utils.format.TimeFormat;
+
+public class HorizRuler extends TrendGraphicalNode {
+
+ private static final long serialVersionUID = 7155812928124259094L;
+
+ GridSpacing spacing = GridSpacing.SOME_SPACING;
+ public double from = 0;
+ public double end = 100;
+ public boolean autoscroll = true; // Determines if auto-scroll is on/off
+ boolean manualscale = false; // Locked in trend spec
+ TimeFormat timeFormat = new TimeFormat(0, 0);
+ private Format f = timeFormat;
+ double iFrom = Double.MAX_VALUE;
+ double iEnd = -Double.MAX_VALUE;
+ public double basetime = 0;
+ public TimeWindowListener listener;
+ public static final Color AUTOSCROLL_ON = new Color(0, 225, 34);
+ public static final Color AUTOSCROLL_OFF = new Color(255, 115, 115);
+
+
+ public boolean setWidth(double width) {
+ if (getWidth()==width) return false;
+ this.setSize(width, 20);
+ return true;
+ }
+
+ public boolean setFromEnd(double from, double end) {
+ if (this.from!=from || this.end!=end) {
+ this.from = from;
+ this.end = end;
+ getTrend().shapedirty = true;
+ return true;
+ }
+ return false;
+ }
+
+ public boolean setFromScale(double from, double scaleX) {
+ double end = getWidth() * scaleX + from;
+ return setFromEnd(from, end);
+ }
+
+
+ public void fireListener() {
+ if (listener != null) {
+ double wid = getWidth();
+ if ( wid == 0.0 ) wid = 0.1;
+ double sx = (end-from) / wid;
+ listener.onNewWindow(from, end, sx);
+ }
+ }
+
+ /**
+ * Set grid spacing and text formatter;
+ */
+ public void layout() {
+ TrendNode trend = getTrend();
+ if (trend.timeFormat == org.simantics.trend.configuration.TimeFormat.Time) {
+ // Figure out how many decimals are needed
+ timeFormat.setMaxValue(end);
+ timeFormat.setDecimals(1);
+
+ double labelWidth = 0;
+ double maxLabelWidth = 0;
+ for (int i=0; i<2; i++) {
+ labelWidth = GridUtil.calcLabelWidth(from - basetime, end - basetime, timeFormat, spacing);
+ maxLabelWidth = Math.max(labelWidth, maxLabelWidth);
+ spacing = GridSpacing.makeGridSpacing(end-from, getWidth(), labelWidth+10);
+ timeFormat.setDecimals((int) -spacing.segmentExp);
+ }
+
+ if (maxLabelWidth>labelWidth) {
+ spacing = GridSpacing.makeGridSpacing(end-from, getWidth(), maxLabelWidth+10);
+ timeFormat.setDecimals((int) -spacing.segmentExp);
+ }
+
+ f = timeFormat;
+
+ } else {
+ f = NumberFormat.getInstance();
+ double labelWidth = GridUtil.calcLabelWidth(from - basetime, end, f, spacing);
+ this.spacing = GridSpacing.makeGridSpacing(end-from, getWidth(), labelWidth+10);
+ }
+ }
+
+ @Override
+ protected void doRender(Graphics2D g2d) {
+ TrendNode trend = getTrend();
+
+ // Draw little "Frozen"
+ if ( !trend.printing )
+ {
+// g2d.setColor( Color.LIGHT_GRAY );
+ g2d.setColor( autoscroll ? AUTOSCROLL_ON : AUTOSCROLL_OFF );
+ g2d.setFont( GridUtil.RULER_FONT );
+ String txt = !autoscroll ? (manualscale ? "*" : "Auto-scroll off") : (manualscale ? "" : "Auto-scroll on");
+ // Draw at bottom
+// g2d.drawString(txt, 0.f, (float)getHeight() + 12.f );
+ // Draw to right
+ g2d.drawString(txt, (float) getWidth()+20, 20.f );
+ }
+
+ g2d.setPaint(Color.GRAY);
+ g2d.setStroke( GridUtil.RULER_LINE_STROKE );
+ GridUtil.paintHorizontalRuler(
+ spacing,
+ g2d,
+ from - basetime,
+ getWidth(),
+ f);
+ }
+
+ /**
+ * This method sets iFrom and iEnd values.
+ * Read reads values from ItemNodes.
+ * So it is good idea to call {@link ItemNode#readMinMaxFromEnd()} first.
+ */
+ public void setKnownFromEnd() {
+ TrendNode trendNode = (TrendNode) getParent();
+
+ iFrom = Double.MAX_VALUE;
+ iEnd = -Double.MAX_VALUE;
+ for (ItemNode item : trendNode.allItems) {
+ if ( !Double.isNaN(item.from) ) iFrom = Math.min(iFrom, item.from);
+ if ( !Double.isNaN(item.end ) ) iEnd = Math.max(iEnd , item.end );
+ }
+ // Scale to 0..10 if there is no data
+ if (iFrom == Double.MAX_VALUE && iEnd == -Double.MAX_VALUE) {
+ iFrom = 0.;
+ iEnd = 10.;
+ }
+ }
+
+ /**
+ * If zoomed, do nothing.
+ * If not zoomed, set from and end according to TrendSpec's time window settings.
+ */
+ public boolean autoscale() {
+ if (!autoscroll) return false;
+
+ setKnownFromEnd();
+ TrendNode trendNode = (TrendNode) getParent();
+ TrendSpec spec = trendNode.spec;
+
+ double nFrom = from;
+ double nEnd = end;
+
+ TimeWindow timeWindow = spec.viewProfile.timeWindow;
+ double len = timeWindow.timeWindowLength != null ? timeWindow.timeWindowLength : iEnd-iFrom;
+
+ if (timeWindow.timeWindowStart != null) {
+
+ if (timeWindow.timeWindowIncrement != null && timeWindow.timeWindowLength==null) {
+ nFrom = timeWindow.timeWindowStart + basetime;
+ if (nFrom>iEnd) {
+ nEnd = nFrom + 1.0;
+ } else {
+ len = Math.max(0, iEnd-nFrom);
+ double f = (100-timeWindow.timeWindowIncrement) / 100;
+ double b = 1/f;
+ double x = Math.log( len ) / Math.log( b );
+ x = Math.ceil( x );
+ x = Math.pow(b, x);
+ nEnd = nFrom + x;
+ }
+ } else {
+ nFrom = timeWindow.timeWindowStart + basetime;
+ nEnd = nFrom + len;
+ }
+ } else
+ {
+ if (timeWindow.timeWindowIncrement == null) {
+ nFrom = iEnd - len;
+ nEnd = iEnd;
+ // Marginal
+ nEnd += len * 0.02;
+ }
+ else
+ {
+ if (timeWindow.timeWindowLength != null) {
+ double f = timeWindow.timeWindowIncrement / 100;
+ double fraction = len * f;
+
+ nEnd = Math.floor( (iEnd +fraction)/ fraction ) * fraction;
+ nFrom = nEnd - len;
+ if (nFrom<iFrom) {
+ double diff = iFrom-nFrom;
+ nFrom += diff;
+ nEnd += diff;
+ }
+
+ if (Double.isInfinite(nEnd)) {
+ nFrom = 0;
+ nEnd = len;
+ } else {
+ // Marginal
+ nEnd += len * 0.02;
+ }
+ } else {
+ double f = (100-timeWindow.timeWindowIncrement) / 100;
+ double b = 1/f;
+ double x = Math.log( len ) / Math.log( b );
+ x = Math.ceil( x );
+ x = Math.pow(b, x);
+
+ nEnd = iFrom + x;
+ nFrom = iFrom;
+ }
+ }
+
+ if (nFrom>nEnd) nFrom = nEnd;
+ }
+
+ return setFromEnd(nFrom, nEnd);
+ }
+
+ public void translate(double dx) {
+ from += dx;
+ end += dx;
+ autoscroll = false;
+ fireListener();
+ }
+
+ /**
+ * Convert x position in rulers coordinate space to time value.
+ * This function does not apply basetime. To apply basetime deduct it from
+ * the result.
+ *
+ * @param x
+ * @return time
+ */
+ public double toTime( double x ) {
+ double sx = (end-from) / getWidth();
+ return from + x*sx;
+ }
+
+ public double toX( double time ) {
+ double sx = (end-from) / getWidth();
+ return (time-from) / sx;
+ }
+
+ public void zoomIn(double x, double width) {
+ autoscroll = false;
+
+ double sx = (end-from) / getWidth();
+ double newFrom = from + x*sx;
+ double newEnd = from + (x+width)*sx;
+
+ from = newFrom;
+ end = newEnd;
+ fireListener();
+ }
+
+ public void zoomOut() {
+ autoscroll = true;
+ autoscale();
+ layout();
+ fireListener();
+ }
+
+ public double unitsPerPixel() {
+ return (end-from) / getWidth();
+ }
+
+ /**
+ * @return the current ending sample time calculated from all visible chart
+ * items.
+ */
+ public double getItemEndTime() {
+ return iEnd;
+ }
+
+ public interface TimeWindowListener {
+ void onNewWindow(double from, double end, double sx);
+ }
+
+}