int main(int argc, char *argv[]) { // In this example, the data points are unevenly spaced on the x-axis double dataY[] = {4.7, 4.7, 6.6, 2.2, 4.7, 4.0, 4.0, 5.1, 4.5, 4.5, 6.8, 4.5, 4, 2.1, 3, 2.5, 2.5, 3.1}; double dataX[] = {chartTime(1999, 7, 1), chartTime(2000, 1, 1), chartTime(2000, 2, 1), chartTime(2000, 4, 1), chartTime(2000, 5, 8), chartTime(2000, 7, 5), chartTime(2001, 3, 5), chartTime(2001, 4, 7), chartTime(2001, 5, 9), chartTime(2002, 2, 4), chartTime(2002, 4, 4), chartTime(2002, 5, 8), chartTime(2002, 7, 7), chartTime(2002, 8, 30), chartTime(2003, 1, 2), chartTime(2003, 2, 16), chartTime(2003, 11, 6), chartTime(2004, 1, 4)}; // Data points are assigned different symbols based on point type double pointType[] = {0, 1, 0, 1, 2, 1, 0, 0, 1, 1, 2, 2, 1, 0, 2, 1, 2, 0}; // Create a XYChart object of size 600 x 300 pixels, with a light purple (ffccff) // background, black border, 1 pixel 3D border effect and rounded corners. XYChart *c = new XYChart(600, 300, 0xffccff, 0x000000, 1); c->setRoundedFrame(); // Set the plotarea at (55, 58) and of size 520 x 195 pixels, with white (ffffff) // background. Set horizontal and vertical grid lines to grey (cccccc). c->setPlotArea(55, 58, 520, 195, 0xffffff, -1, -1, 0xcccccc, 0xcccccc); // Add a legend box at (55, 30) (top of the chart) with horizontal layout. Use 10 // pts Arial Bold Italic font. Set the background and border color to // Transparent. c->addLegend(55, 30, false, "arialbi.ttf", 10)->setBackground(Chart::Transparent) ; // Add a title box to the chart using 15 pts Times Bold Italic font. The text is // white (ffffff) on a purple (400040) background, with soft lighting effect from // the right side. c->addTitle("Multi-Symbol Line Chart Demo", "timesbi.ttf", 15, 0xffffff )->setBackground(0x400040, -1, Chart::softLighting(Chart::Right)); // Set the y axis label format to display a percentage sign c->yAxis()->setLabelFormat("{value}%"); // Set axis titles to use 9pt Arial Bold Italic font c->yAxis()->setTitle("Axis Title Placeholder", "arialbi.ttf", 9); c->xAxis()->setTitle("Axis Title Placeholder", "arialbi.ttf", 9); // Set axis labels to use Arial Bold font c->yAxis()->setLabelStyle("arialbd.ttf"); c->xAxis()->setLabelStyle("arialbd.ttf"); // We add the different data symbols using scatter layers. The scatter layers are // added before the line layer to make sure the data symbols stay on top of the // line layer. // We select the points with pointType = 0 (the non-selected points will be set // to NoValue), and use yellow (ffff00) 15 pixels high 5 pointed star shape // symbols for the points. (This example uses both x and y coordinates. For // charts that have no x explicitly coordinates, use an empty array as dataX.) c->addScatterLayer(DoubleArray(dataX, sizeof(dataX)/sizeof(dataX[0])), ArrayMath( DoubleArray(dataY, sizeof(dataY)/sizeof(dataY[0]))).selectEQZ(DoubleArray( pointType, sizeof(pointType)/sizeof(pointType[0])), Chart::NoValue), "Point Type 0", Chart::StarShape(5), 15, 0xffff00); // Similar to above, we select the points with pointType - 1 = 0 and use green // (ff00) 13 pixels high six-sided polygon as symbols. c->addScatterLayer(DoubleArray(dataX, sizeof(dataX)/sizeof(dataX[0])), ArrayMath( DoubleArray(dataY, sizeof(dataY)/sizeof(dataY[0]))).selectEQZ(ArrayMath( DoubleArray(pointType, sizeof(pointType)/sizeof(pointType[0]))).sub(1), Chart::NoValue), "Point Type 1", Chart::PolygonShape(6), 13, 0x00ff00); // Similar to above, we select the points with pointType - 2 = 0 and use red // (ff0000) 13 pixels high X shape as symbols. c->addScatterLayer(DoubleArray(dataX, sizeof(dataX)/sizeof(dataX[0])), ArrayMath( DoubleArray(dataY, sizeof(dataY)/sizeof(dataY[0]))).selectEQZ(ArrayMath( DoubleArray(pointType, sizeof(pointType)/sizeof(pointType[0]))).sub(2), Chart::NoValue), "Point Type 2", Chart::Cross2Shape(), 13, 0xff0000); // Finally, add a blue (0000ff) line layer with line width of 2 pixels LineLayer *layer = c->addLineLayer(DoubleArray(dataY, sizeof(dataY)/sizeof(dataY[0])), 0x0000ff); layer->setXData(DoubleArray(dataX, sizeof(dataX)/sizeof(dataX[0]))); layer->setLineWidth(2); // output the chart c->makeChart("multisymbolline.png"); //free up resources delete c; return 0; }
int main(int argc, char *argv[]) { // The data for the chart double dataY[] = {1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 1}; double dataX[] = {Chart::chartTime(2008, 7, 1, 0, 0, 0), Chart::chartTime(2008, 7, 1, 2, 17, 2), Chart::chartTime(2008, 7, 1, 8, 5, 30), Chart::chartTime(2008, 7, 1, 10, 54, 10), Chart::chartTime(2008, 7, 1, 15, 40, 0), Chart::chartTime(2008, 7, 1, 18, 22, 20), Chart::chartTime(2008, 7, 1, 22, 17, 14), Chart::chartTime(2008, 7, 2, 2, 55, 50), Chart::chartTime(2008, 7, 2, 8, 17, 14), Chart::chartTime(2008, 7, 2, 11, 55, 50), Chart::chartTime(2008, 7, 2, 13, 17, 14), Chart::chartTime(2008, 7, 2, 17, 55, 50), Chart::chartTime(2008, 7, 2, 20, 17, 14), Chart::chartTime(2008, 7, 3, 0, 0, 0)}; // In this example, we only use position 1, 3, 5 for the data series. Positions 0, 2, 4, 6 are // empty and serve as gaps. const char *labels[] = {"", "ON Only Filling", "", "<*font,color=cc2200*>ON<*/font*> / <*font,color=00aa22*>OFF<*/font*> Filling", "", "Logic Line", ""}; // Create a XYChart object of size 600 x 180 pixels XYChart *c = new XYChart(600, 180); // Add a title to the chart using 10 points Arial Bold font. Set top/bottom margins to 12 // pixels. TextBox *title = c->addTitle("Binary Data Series Demonstration", "arialbd.ttf", 10); // Tentatively set the plotarea at (100, 30) and of size 470 x 120 pixels. Use transparent // border. Use grey (888888) solid line and light grey (ccccc) dotted line as major and minor // vertical grid lines. c->setPlotArea(100, 30, 470, 120, -1, -1, Chart::Transparent)->setGridColor(Chart::Transparent, 0x888888, Chart::Transparent, c->dashLineColor(0xcccccc, Chart::DotLine)); // Set axes to transparent c->xAxis()->setColors(Chart::Transparent); c->yAxis()->setColors(Chart::Transparent); // Set the y axis labels c->yAxis()->setLabels(StringArray(labels, (int)(sizeof(labels) / sizeof(labels[0])))); // Set y-axis label style to 8pt Arial Bold c->yAxis()->setLabelStyle("arialbd.ttf", 8); // Set x-axis major and minor tick density to 50 and 5 pixels. ChartDirector auto-scaling will // use this as the guideline when putting ticks on the x-axis. c->xAxis()->setTickDensity(50, 5); // Use "<*font=Arial Bold*>{value|mmm dd}" for the first label of an hour, and "{value|hh:nn}" // for all other labels. c->xAxis()->setMultiFormat(Chart::StartOfDayFilter(), "<*font=arialbd.ttf*>{value|mmm dd}", Chart::AllPassFilter(), "{value|hh:nn}"); // // A Logic Line can be achieved using a StepLineLayer in ChartDirector // // Shift the data by 4.5, so instead of 0 - 1, it is now 4.5 to 5.5, or fluctuate around the y = // 5 (Logic Line label) position. ArrayMath shiftedLine0 = ArrayMath(DoubleArray(dataY, (int)(sizeof(dataY) / sizeof(dataY[0]))) ).add(4.5); // Add step lines using the original and the reversed data StepLineLayer *layer0 = c->addStepLineLayer(shiftedLine0, 0x0000ff); layer0->setXData(DoubleArray(dataX, (int)(sizeof(dataX) / sizeof(dataX[0])))); // // To perform ON/OFF filling, we draw the logic line, and its reverse, and fill the region in // between // // Shift the data by 2.5, so instead of 0 - 1, it is now 2.5 to 3.5, or fluctuate around the y = // 3 (ON/OFF Filing label) position. ArrayMath shiftedLine1 = ArrayMath(DoubleArray(dataY, (int)(sizeof(dataY) / sizeof(dataY[0]))) ).add(2.5); // Reverse the data, so the 0 becomes 1 and 1 becomes 0, and shift it as well. ArrayMath reverseShiftedLine1 = ArrayMath(DoubleArray(dataY, (int)(sizeof(dataY) / sizeof(dataY[ 0])))).mul(-1).add(3.5); // Add step lines using the original and the reversed data StepLineLayer *layer1 = c->addStepLineLayer(shiftedLine1, Chart::Transparent); layer1->addDataSet(reverseShiftedLine1, Chart::Transparent); layer1->setXData(DoubleArray(dataX, (int)(sizeof(dataX) / sizeof(dataX[0])))); // Fill the region between the two step lines with green (00aa22) or red (cc2200), depending on // whether the original or the reserve is higher. c->addInterLineLayer(layer1->getLine(0), layer1->getLine(1), 0x00aa22, 0xcc2200); // // The ON Only filling is the same as ON/OFF filling, except the OFF filling color is // transparent // // Shift the data by 0.5, so instead of 0 - 1, it is now 0.5 to 1.5, or fluctuate around the y = // 1 (ON Only Filing label) position. ArrayMath shiftedLine2 = ArrayMath(DoubleArray(dataY, (int)(sizeof(dataY) / sizeof(dataY[0]))) ).add(0.5); // Reverse the data, so the 0 becomes 1 and 1 becomes 0, and shift it as well. ArrayMath reverseShiftedLine2 = ArrayMath(DoubleArray(dataY, (int)(sizeof(dataY) / sizeof(dataY[ 0])))).mul(-1).add(1.5); // Add step lines using the original and the reversed data StepLineLayer *layer2 = c->addStepLineLayer(shiftedLine2, Chart::Transparent); layer2->addDataSet(reverseShiftedLine2, Chart::Transparent); layer2->setXData(DoubleArray(dataX, (int)(sizeof(dataX) / sizeof(dataX[0])))); // Fill the region between the two step lines with green (00aa22) or transparent, depending on // whether the original or the reserve is higher. c->addInterLineLayer(layer2->getLine(0), layer2->getLine(1), 0x00aa22, Chart::Transparent); // Adjust the plot area size, such that the bounding box (inclusive of axes) is 10 pixels from // the left edge, 10 pixels below the title, 30 pixels from the right edge, and 10 pixels above // the bottom edge. c->packPlotArea(10, title->getHeight() + 10, c->getWidth() - 30, c->getHeight() - 10); // Output the chart c->makeChart("binaryseries.png"); //free up resources delete c; return 0; }
int main(int argc, char *argv[]) { // 4 data points to represent the cash flow for the Q1 - Q4 double data[] = {230, 140, 220, 330, 150}; // We want to plot a waterfall chart showing the 4 quarters as well as the total const char *labels[] = {"Product 1", "Product 2", "Product 3", "Product 4", "Product 5", "Total"}; // The top side of the bars in a waterfall chart is the accumulated data. We use // the ChartDirector ArrayMath utility to accumulate the data. The "total" is // handled by inserting a zero point at the end before accumulation (after // accumulation it will become the total). ArrayMath boxTop = ArrayMath(DoubleArray(data, sizeof(data)/sizeof(data[0])) ).insert(0, 1).acc(); // The botom side of the bars is just the top side of the previous bar. So we // shifted the top side data to obtain the bottom side data. ArrayMath boxBottom = ArrayMath(boxTop).shift(1, 0); // The last point (total) is different. Its bottom side is always 0. boxBottom.trim(0, sizeof(data) / sizeof(data[0])).insert(0, 1); // Create a XYChart object of size 500 x 280 pixels. Set background color to // light blue (ccccff), with 1 pixel 3D border effect. XYChart *c = new XYChart(500, 290, 0xccccff, 0x000000, 1); // Add a title to the chart using 13 points Arial Bold Itatic font, with white // (ffffff) text on a deep blue (0x80) background c->addTitle("Product Revenue - Year 2004", "arialbi.ttf", 13, 0xffffff )->setBackground(0x000080); // Set the plotarea at (55, 50) and of size 430 x 215 pixels. Use alternative // white/grey background. c->setPlotArea(55, 45, 430, 215, 0xffffff, 0xeeeeee); // Set the labels on the x axis using Arial Bold font c->xAxis()->setLabels(StringArray(labels, sizeof(labels)/sizeof(labels[0])) )->setFontStyle("arialbd.ttf"); // Set the x-axis ticks and grid lines to be between the bars c->xAxis()->setTickOffset(0.5); // Use Arial Bold as the y axis label font c->yAxis()->setLabelStyle("arialbd.ttf"); // Add a title to the y axis c->yAxis()->setTitle("USD (in millions)"); // Add a multi-color box-whisker layer to represent the waterfall bars BoxWhiskerLayer *layer = c->addBoxWhiskerLayer2(boxTop, boxBottom); // Put data labels on the bars to show the cash flow using Arial Bold font layer->setDataLabelFormat("{={top}-{bottom}}M"); layer->setDataLabelStyle("arialbd.ttf")->setAlignment(Chart::Center); // Output the chart c->makeChart("waterfall.png"); //free up resources delete c; return 0; }
int main(int argc, char *argv[]) { // The data for the chart double data[] = {40, 15, 7, 5, 2}; // The labels for the chart const char *labels[] = {"Hard Disk", "PCB", "Printer", "CDROM", "Keyboard"}; // In the pareto chart, the line data are just the accumulation of the raw data, // scaled to a range of 0 - 100% ArrayMath lineData = ArrayMath(DoubleArray(data, sizeof(data)/sizeof(data[0]))); lineData.acc(); double scaleFactor = lineData.max() / 100; if (scaleFactor == 0) { // Avoid division by zero error for zero data scaleFactor = 1; } lineData.div(scaleFactor); // Create a XYChart object of size 480 x 300 pixels. Set background color to // brushed silver, with a grey (bbbbbb) border and 2 pixel 3D raised effect. Use // rounded corners. Enable soft drop shadow. XYChart *c = new XYChart(400, 300, Chart::brushedSilverColor(), 0xbbbbbb, 2); c->setRoundedFrame(); c->setDropShadow(); // Add a title to the chart using 15 points Arial Italic. Set top/bottom margins // to 12 pixels. TextBox *title = c->addTitle("Pareto Chart Demonstration", "ariali.ttf", 15); title->setMargin(0, 0, 12, 12); // Tentatively set the plotarea at (50, 40). Set the width to 100 pixels less // than the chart width, and the height to 80 pixels less than the chart height. // Use pale grey (f4f4f4) background, transparent border, and dark grey (444444) // dotted grid lines. c->setPlotArea(50, 40, c->getWidth() - 100, c->getHeight() - 80, 0xf4f4f4, -1, Chart::Transparent, c->dashLineColor(0x444444, Chart::DotLine)); // Add a line layer for the pareto line LineLayer *lineLayer = c->addLineLayer(); // Add the pareto line using deep blue (0000ff) as the color, with circle symbols lineLayer->addDataSet(lineData.result(), 0x0000ff)->setDataSymbol( Chart::CircleShape, 9, 0x0000ff, 0x0000ff); // Set the line width to 2 pixel lineLayer->setLineWidth(2); // Bind the line layer to the secondary (right) y-axis. lineLayer->setUseYAxis2(); // Add a multi-color bar layer using the given data. BarLayer *barLayer = c->addBarLayer(DoubleArray(data, sizeof(data)/sizeof(data[0])), IntArray(0, 0)); // Set soft lighting for the bars with light direction from the right barLayer->setBorderColor(Chart::Transparent, Chart::softLighting(Chart::Right)); // Set the labels on the x axis. c->xAxis()->setLabels(StringArray(labels, sizeof(labels)/sizeof(labels[0]))); // Set the secondary (right) y-axis scale as 0 - 100 with a tick every 20 units c->yAxis2()->setLinearScale(0, 100, 20); // Set the format of the secondary (right) y-axis label to include a percentage // sign c->yAxis2()->setLabelFormat("{value}%"); // Set the relationship between the two y-axes, which only differ by a scaling // factor c->yAxis()->syncAxis(c->yAxis2(), scaleFactor); // Set the format of the primary y-axis label foramt to show no decimal point c->yAxis()->setLabelFormat("{value|0}"); // Add a title to the primary y-axis c->yAxis()->setTitle("Frequency"); // Set all axes to transparent c->xAxis()->setColors(Chart::Transparent); c->yAxis()->setColors(Chart::Transparent); c->yAxis2()->setColors(Chart::Transparent); // Adjust the plot area size, such that the bounding box (inclusive of axes) is // 10 pixels from the left edge, just below the title, 10 pixels from the right // edge, and 20 pixels from the bottom edge. c->packPlotArea(10, title->getHeight(), c->getWidth() - 10, c->getHeight() - 20); // Output the chart c->makeChart("pareto.jpg"); //free up resources delete c; return 0; }
int main(int argc, char *argv[]) { // In this example, the data points are unevenly spaced on the x-axis double dataY[] = {4.7, 4.7, 6.6, 2.2, 4.7, 4.0, 4.0, 5.1, 4.5, 4.5, 6.8, 4.5, 4, 2.1, 3, 2.5, 2.5, 3.1}; double dataX[] = {Chart::chartTime(1999, 7, 1), Chart::chartTime(2000, 1, 1), Chart::chartTime( 2000, 2, 1), Chart::chartTime(2000, 4, 1), Chart::chartTime(2000, 5, 8), Chart::chartTime( 2000, 7, 5), Chart::chartTime(2001, 3, 5), Chart::chartTime(2001, 4, 7), Chart::chartTime( 2001, 5, 9), Chart::chartTime(2002, 2, 4), Chart::chartTime(2002, 4, 4), Chart::chartTime( 2002, 5, 8), Chart::chartTime(2002, 7, 7), Chart::chartTime(2002, 8, 30), Chart::chartTime( 2003, 1, 2), Chart::chartTime(2003, 2, 16), Chart::chartTime(2003, 11, 6), Chart::chartTime( 2004, 1, 4)}; // Data points are assigned different symbols based on point type double pointType[] = {0, 1, 0, 1, 2, 1, 0, 0, 1, 1, 2, 2, 1, 0, 2, 1, 2, 0}; // Create a XYChart object of size 480 x 320 pixels. Use a vertical gradient color from pale // blue (e8f0f8) to sky blue (aaccff) spanning half the chart height as background. Set border // to blue (88aaee). Use rounded corners. Enable soft drop shadow. XYChart *c = new XYChart(480, 320); c->setBackground(c->linearGradientColor(0, 0, 0, c->getHeight() / 2, 0xe8f0f8, 0xaaccff), 0x88aaee); c->setRoundedFrame(); c->setDropShadow(); // Add a title to the chart using 15 points Arial Italic font. Set top/bottom margins to 12 // pixels. TextBox *title = c->addTitle("Multi-Symbol Line Chart Demo", "ariali.ttf", 15); title->setMargin(0, 0, 12, 12); // Tentatively set the plotarea to 50 pixels from the left edge to allow for the y-axis, and to // just under the title. Set the width to 65 pixels less than the chart width, and the height to // reserve 90 pixels at the bottom for the x-axis and the legend box. Use pale blue (e8f0f8) // background, transparent border, and grey (888888) dotted horizontal and vertical grid lines. c->setPlotArea(50, title->getHeight(), c->getWidth() - 65, c->getHeight() - title->getHeight() - 90, 0xe8f0f8, -1, Chart::Transparent, c->dashLineColor(0x888888, Chart::DotLine), -1); // Add a legend box where the bottom-center is anchored to the 12 pixels above the bottom-center // of the chart. Use horizontal layout and 8 points Arial font. LegendBox *legendBox = c->addLegend(c->getWidth() / 2, c->getHeight() - 12, false, "arialbd.ttf", 8); legendBox->setAlignment(Chart::BottomCenter); // Set the legend box background and border to pale blue (e8f0f8) and bluish grey (445566) legendBox->setBackground(0xe8f0f8, 0x445566); // Use rounded corners of 5 pixel radius for the legend box legendBox->setRoundedCorners(5); // Set the y axis label format to display a percentage sign c->yAxis()->setLabelFormat("{value}%"); // Set y-axis title to use 10 points Arial Bold Italic font c->yAxis()->setTitle("Axis Title Placeholder", "arialbi.ttf", 10); // Set axis labels to use Arial Bold font c->yAxis()->setLabelStyle("arialbd.ttf"); c->xAxis()->setLabelStyle("arialbd.ttf"); // We add the different data symbols using scatter layers. The scatter layers are added before // the line layer to make sure the data symbols stay on top of the line layer. // We select the points with pointType = 0 (the non-selected points will be set to NoValue), and // use yellow (ffff00) 15 pixels high 5 pointed star shape symbols for the points. (This example // uses both x and y coordinates. For charts that have no x explicitly coordinates, use an empty // array as dataX.) c->addScatterLayer(DoubleArray(dataX, (int)(sizeof(dataX) / sizeof(dataX[0]))), ArrayMath( DoubleArray(dataY, (int)(sizeof(dataY) / sizeof(dataY[0])))).selectEQZ(DoubleArray( pointType, (int)(sizeof(pointType) / sizeof(pointType[0]))), Chart::NoValue), "Point Type 0", Chart::StarShape(5), 15, 0xffff00); // Similar to above, we select the points with pointType - 1 = 0 and use green (ff00) 13 pixels // high six-sided polygon as symbols. c->addScatterLayer(DoubleArray(dataX, (int)(sizeof(dataX) / sizeof(dataX[0]))), ArrayMath( DoubleArray(dataY, (int)(sizeof(dataY) / sizeof(dataY[0])))).selectEQZ(ArrayMath( DoubleArray(pointType, (int)(sizeof(pointType) / sizeof(pointType[0])))).sub(1), Chart::NoValue), "Point Type 1", Chart::PolygonShape(6), 13, 0x00ff00); // Similar to above, we select the points with pointType - 2 = 0 and use red (ff0000) 13 pixels // high X shape as symbols. c->addScatterLayer(DoubleArray(dataX, (int)(sizeof(dataX) / sizeof(dataX[0]))), ArrayMath( DoubleArray(dataY, (int)(sizeof(dataY) / sizeof(dataY[0])))).selectEQZ(ArrayMath( DoubleArray(pointType, (int)(sizeof(pointType) / sizeof(pointType[0])))).sub(2), Chart::NoValue), "Point Type 2", Chart::Cross2Shape(), 13, 0xff0000); // Finally, add a blue (0000ff) line layer with line width of 2 pixels LineLayer *layer = c->addLineLayer(DoubleArray(dataY, (int)(sizeof(dataY) / sizeof(dataY[0]))), 0x0000ff); layer->setXData(DoubleArray(dataX, (int)(sizeof(dataX) / sizeof(dataX[0])))); layer->setLineWidth(2); // Adjust the plot area size, such that the bounding box (inclusive of axes) is 10 pixels from // the left edge, just below the title, 25 pixels from the right edge, and 8 pixels above the // legend box. c->packPlotArea(10, title->getHeight(), c->getWidth() - 25, c->layoutLegend()->getTopY() - 8); // Output the chart c->makeChart("multisymbolline.png"); //free up resources delete c; return 0; }
//只是一个demo,有内存泄露的 QWidget * Widget::addLineWithErrorSymbols() { // The data with error information double data[] = {42, 49, 33, 38, 51, 46, 29, 41, 44, 57, 59, 52, 37, 34, 51, 56, 56, 60, 70, 76, 63, 67, 75, 64, 51}; double errData[] = {5, 6, 5.1, 6.5, 6.6, 8, 5.4, 5.1, 4.6, 5.0, 5.2, 6.0, 4.9, 5.6, 4.8, 6.2, 7.4, 7.1, 6.0, 6.6, 7.1, 50.3, 5.5, 7.9, 6.1}; // The labels for the chart const char *labels[] = {"0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12", "13", "14", "15", "16", "17", "18", "19", "20", "21", "22", "23", "24"}; // Create a XYChart object of size 600 x 300 pixels, with a light grey (eeeeee) background, // black border, 1 pixel 3D border effect and rounded corners. XYChart *c = new XYChart(600, 300, 0xeeeeee, 0x000000, 1); c->setRoundedFrame(0xaafaaf); // Set the plotarea at (55, 55) and of size 520 x 195 pixels, with white (ffffff) background. // Set horizontal and vertical grid lines to grey (cccccc). c->setPlotArea(55, 55, 520, 195, 0xffffff, -1, -1, 0xcccccc, 0xcccccc); // Add a title box to the chart using 15pt Times Bold Italic font. The title is in CDML and // includes embedded images for highlight. The text is on a light grey (dddddd) background, with // glass lighting effect. c->addTitle( "<*block,valign=absmiddle*><*img=star.png*><*img=star.png*> Molecular Temperature Control " "<*img=star.png*><*img=star.png*><*/*>", "timesbi.ttf", 15)->setBackground(0xdddddd, 0, Chart::glassEffect());//增加玻璃效果 // Add a title to the y axis c->yAxis()->setTitle("Temperature"); // Add a title to the x axis using CMDL c->xAxis()->setTitle("<*block,valign=absmiddle*><*img=clock.png*> Elapsed Time (hour)<*/*>"); // Set the labels on the x axis. c->xAxis()->setLabels(StringArray(labels, (int)(sizeof(labels) / sizeof(labels[0])))); // Display 1 out of 3 labels on the x-axis. Show minor ticks for remaining labels. c->xAxis()->setLabelStep(3, 1); // Set the axes width to 2 pixels c->xAxis()->setWidth(2); c->yAxis()->setWidth(2); // Add a line layer to the chart LineLayer *lineLayer = c->addLineLayer(); // Add a blue (0xff) data set to the line layer, with yellow (0xffff80) diamond symbols lineLayer->addDataSet(DoubleArray(data, (int)(sizeof(data) / sizeof(data[0]))), 0x0000ff )->setDataSymbol(Chart::DiamondSymbol, 12, 0xffff80); // Set the line width to 2 pixels lineLayer->setLineWidth(2); // Add a box whisker layer to the chart. Use the upper and lower mark of the box whisker layer // to act as error zones. The upper and lower marks are computed using the ArrayMath object. BoxWhiskerLayer *errLayer = c->addBoxWhiskerLayer(DoubleArray(), DoubleArray(), ArrayMath( DoubleArray(data, (int)(sizeof(data) / sizeof(data[0])))).add(DoubleArray(errData, (int)( sizeof(errData) / sizeof(errData[0])))), ArrayMath(DoubleArray(data, (int)(sizeof(data) / sizeof(data[0])))).sub(DoubleArray(errData, (int)(sizeof(errData) / sizeof(errData[0])))), DoubleArray(data, (int)(sizeof(data) / sizeof(data[0]))), Chart::Transparent, 0xbb6633); // Set the line width to 2 pixels errLayer->setLineWidth(2); // Set the error zone to occupy half the space between the symbols errLayer->setDataGap(0.5); // Add a custom CDML text at the bottom right of the plot area as the logo c->addText(575, 247, "<*block,valign=absmiddle*><*img=small_molecule.png*> <*block*>" "<*font=timesbi.ttf,size=10,color=804040*>Molecular\nEngineering<*/*>")->setAlignment( Chart::BottomRight); // Output the chart c->makeChart("errline.png"); QWidget * _w= new QWidget(); QChartViewer * _v = new QChartViewer(_w); _v->setChart(c); //free up resources //delete c; return _w; }
/// <summary> /// A utility to convert daily to monthly data. /// </summary> void CFinancedemoDlg::convertDailyToMonthlyData() { aggregateData(ArrayMath(DoubleArray(m_timeStamps, m_noOfPoints)).selectStartOfMonth()); }