623 lines
22 KiB
Vala
623 lines
22 KiB
Vala
using Gtk, CairoChart;
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void plot_chart1 (Chart chart) {
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chart.title.text = "Chart №1";
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var s1 = new Series (chart);
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var s2 = new Series (chart);
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var s3 = new Series (chart);
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s1.title = new Text(chart, "Series 1"); s1.color = Color (1, 0, 0);
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s1.points = {Point128(0, 0), Point128(2, 1), Point128(1, 3)};
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s1.axis_x.position = Axis.Position.HIGH;
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s1.axis_x.format = "%.3Lf";
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s2.title = new Text(chart, "Series 2"); s2.color = Color (0, 1, 0);
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s2.points = {Point128(5, -3), Point128(25, -18), Point128(-11, 173)};
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s3.title = new Text(chart, "Series 3"); s3.color = Color (0, 0, 1);
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s3.points = {Point128(9, 17), Point128(2, 10), Point128(122, 31)};
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s3.axis_y.position = Axis.Position.HIGH;
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s1.axis_x.range.min = 0; s1.axis_x.range.max = 2;
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s1.axis_y.range.min = 0; s1.axis_y.range.max = 3;
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s1.axis_x.place.min = 0.25; s1.axis_x.place.max = 0.75;
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s1.axis_y.place.min = 0.3; s1.axis_y.place.max = 0.9;
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s2.axis_x.range.min = -15; s2.axis_x.range.max = 30;
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s2.axis_y.range.min = -20; s2.axis_y.range.max = 200;
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s2.axis_x.place.min = 0.5; s2.axis_x.place.max = 1;
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s2.axis_y.place.min = 0.0; s2.axis_y.place.max = 0.5;
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s3.axis_x.range.min = 0; s3.axis_x.range.max = 130;
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s3.axis_y.range.min = 15; s3.axis_y.range.max = 35;
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s3.axis_x.place.min = 0; s3.axis_x.place.max = 0.5;
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s3.axis_y.place.min = 0.5; s3.axis_y.place.max = 1.0;
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s1.marker.shape = Marker.Shape.SQUARE;
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s2.marker.shape = Marker.Shape.CIRCLE;
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s3.marker.shape = Marker.Shape.PRICLE_TRIANGLE;
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s1.axis_x.title = new Text(chart, "Series 1: Axis X.");
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s1.axis_y.title = new Text(chart, "Series 1: Axis Y.");
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s2.axis_x.title = new Text(chart, "Series 2: Axis X.");
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s2.axis_y.title = new Text(chart, "Series 2: Axis Y.");
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s3.axis_x.title = new Text(chart, "Series 3: Axis X.");
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s3.axis_y.title = new Text(chart, "Series 3: Axis Y.");
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chart.series = { s1, s2, s3 };
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chart.title.font.size = 24;
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//chart.legend.show = false;
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s1.title.font.size = 16;
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s2.title.font.size = 16;
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s2.title.font.slant = Cairo.FontSlant.ITALIC;
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s2.title.font.weight = Cairo.FontWeight.BOLD;
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s3.title.font.size = 18;
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s1.axis_x.title.font.size = 14;
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s2.axis_x.title.font.size = 14;
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s2.axis_x.title.font.slant = Cairo.FontSlant.ITALIC;
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s2.axis_x.title.font.weight = Cairo.FontWeight.BOLD;
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s3.axis_x.title.font.size = 18;
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s1.axis_y.title.font.size = 14;
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s2.axis_y.title.font.size = 14;
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s2.axis_y.title.font.slant = Cairo.FontSlant.ITALIC;
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s2.axis_y.title.font.weight = Cairo.FontWeight.BOLD;
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s3.axis_y.title.font.size = 18;
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s1.axis_x.font.size = 12;
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s2.axis_x.font.size = 12;
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s3.axis_x.font.size = 12;
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s1.axis_y.font.size = 12;
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s2.axis_y.font.size = 12;
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s3.axis_y.font.size = 14;
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s1.marker.size = 6;
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s2.marker.size = 8;
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s3.marker.size = 7;
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s3.line_style.width = 2;
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}
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void plot_chart2 (Chart chart) {
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var s1 = new Series (chart);
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var s2 = new Series (chart);
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var s3 = new Series (chart);
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s1.title = new Text(chart, "Series 1"); s1.color = Color (1, 0, 0);
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s1.points = {Point128(-12, 0), Point128(2, 1), Point128(20, 3)};
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s2.axis_y.position = Axis.Position.HIGH;
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s1.axis_x.format = "%.3Lf";
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s2.title = new Text(chart, "Series 2"); s2.color = Color (0, 1, 0);
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s2.points = {Point128(5, -3), Point128(25, -18), Point128(-11, 173)};
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s3.title = new Text(chart, "Series 3"); s3.color = Color (0, 0, 1);
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s3.points = {Point128(9, 17), Point128(2, 10), Point128(-15, 31)};
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s3.axis_y.position = Axis.Position.HIGH;
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s1.axis_x.range.min = -15; s1.axis_x.range.max = 30;
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s1.axis_y.range.min = 0; s1.axis_y.range.max = 3;
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s1.axis_x.place.min = 0.0; s1.axis_x.place.max = 1.0;
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s1.axis_y.place.min = 0.3; s1.axis_y.place.max = 0.9;
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s2.axis_x.range.min = -15; s2.axis_x.range.max = 30;
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s2.axis_y.range.min = -20; s2.axis_y.range.max = 200;
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s2.axis_x.place.min = 0.0; s2.axis_x.place.max = 1.0;
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s2.axis_y.place.min = 0.0; s2.axis_y.place.max = 0.5;
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s3.axis_x.range.min = -15; s3.axis_x.range.max = 30;
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s3.axis_y.range.min = 15; s3.axis_y.range.max = 35;
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s3.axis_x.place.min = 0.0; s3.axis_x.place.max = 1.0;
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s3.axis_y.place.min = 0.5; s3.axis_y.place.max = 1.0;
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s1.marker.shape = Marker.Shape.PRICLE_CIRCLE;
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s2.marker.shape = Marker.Shape.PRICLE_SQUARE;
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s3.marker.shape = Marker.Shape.SQUARE;
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s1.axis_x.title = new Text(chart, "All Series: Axis X.");
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s1.axis_y.title = new Text(chart, "Series 1: Axis Y.");
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s2.axis_x.title = new Text(chart, "All Series: Axis X.");
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s2.axis_y.title = new Text(chart, "Series 2: Axis Y.");
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s3.axis_x.title = new Text(chart, "All Series: Axis X.");
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s3.axis_y.title = new Text(chart, "Series 3: Axis Y.");
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//s1.axis_x.position = s2.axis_x.position = s3.axis_x.position = Axis.Position.HIGH;
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//s1.axis_x.dtype = s2.axis_x.dtype = s3.axis_x.dtype = Axis.DType.DATE_TIME;
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//s1.axis_x.range.max = s2.axis_x.range.max = s3.axis_x.range.max = 5*24*3600;
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chart.series = { s1, s2, s3 };
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}
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void plot_chart3 (Chart chart) {
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var s1 = new Series (chart);
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var s2 = new Series (chart);
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var s3 = new Series (chart);
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s1.title = new Text(chart, "Series 1"); s1.color = Color (1, 0, 0);
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s1.points = {Point128(0, 70), Point128(2, 155), Point128(1, -3)};
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s1.axis_x.position = Axis.Position.HIGH;
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s1.axis_y.position = Axis.Position.HIGH;
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s1.axis_x.format = "%.3Lf";
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s2.title = new Text(chart, "Series 2"); s2.color = Color (0, 1, 0);
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s2.points = {Point128(5, -3), Point128(25, -18), Point128(-11, 173)};
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s2.axis_y.position = Axis.Position.HIGH;
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s3.title = new Text(chart, "Series 3"); s3.color = Color (0, 0, 1);
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s3.points = {Point128(9, -17), Point128(2, 10), Point128(122, 31)};
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s3.axis_y.position = Axis.Position.HIGH;
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s1.axis_x.range.min = 0; s1.axis_x.range.max = 2;
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s1.axis_y.range.min = -20; s1.axis_y.range.max = 200;
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s1.axis_x.place.min = 0.25; s1.axis_x.place.max = 0.75;
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s1.axis_y.place.min = 0.0; s1.axis_y.place.max = 1.0;
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s2.axis_x.range.min = -15; s2.axis_x.range.max = 30;
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s2.axis_y.range.min = -20; s2.axis_y.range.max = 200;
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s2.axis_x.place.min = 0.5; s2.axis_x.place.max = 1;
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s2.axis_y.place.min = 0.0; s2.axis_y.place.max = 1.0;
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s3.axis_x.range.min = 0; s3.axis_x.range.max = 130;
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s3.axis_y.range.min = -20; s3.axis_y.range.max = 200;
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s3.axis_x.place.min = 0; s3.axis_x.place.max = 0.5;
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s3.axis_y.place.min = 0.0; s3.axis_y.place.max = 1.0;
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s1.marker.shape = Marker.Shape.SQUARE;
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s2.marker.shape = Marker.Shape.PRICLE_CIRCLE;
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s3.marker.shape = Marker.Shape.TRIANGLE;
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s1.axis_x.title = new Text(chart, "Series 1: Axis X.");
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s1.axis_y.title = new Text(chart, "All Series: Axis Y.");
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s2.axis_x.title = new Text(chart, "Series 2: Axis X.");
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s2.axis_y.title = new Text(chart, "All Series: Axis Y.");
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s3.axis_x.title = new Text(chart, "Series 3: Axis X.");
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s3.axis_y.title = new Text(chart, "All Series: Axis Y.");
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//s1.axis_y.position = s2.axis_y.position = s3.axis_y.position = Axis.Position.LOW;
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chart.cursors.style.orientation = Cursors.Orientation.HORIZONTAL;
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chart.series = { s1, s2, s3 };
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}
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void plot_chart4 (Chart chart) {
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var s1 = new Series (chart);
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var s2 = new Series (chart);
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var s3 = new Series (chart);
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var s4 = new Series (chart);
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s1.axis_x.dtype = Axis.DType.DATE_TIME;
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s3.axis_x.dtype = Axis.DType.DATE_TIME;
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s4.axis_x.dtype = Axis.DType.DATE_TIME;
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s4.axis_x.dsec_signs = 5;
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var now = new DateTime.now_local().to_unix();
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var high = (uint64) (253000000000L);
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s1.title = new Text(chart, "Series 1"); s1.color = Color (1, 0, 0);
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s1.points = {Point128(now, 70), Point128(now - 100000, 155), Point128(now + 100000, 30)};
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s1.axis_x.position = Axis.Position.HIGH;
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s1.axis_y.position = Axis.Position.HIGH;
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s2.title = new Text(chart, "Series 2"); s2.color = Color (0, 1, 0);
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s2.points = {Point128(5, -3), Point128(25, -18), Point128(-11, 173)};
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s2.axis_y.position = Axis.Position.HIGH;
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s3.title = new Text(chart, "Series 3"); s3.color = Color (0, 0, 1);
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s3.points = {Point128(high - 2 + 0.73, -17), Point128(high - 1 + 0.234, 10), Point128(high + 1 + 0.411, 31)};
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s3.axis_y.position = Axis.Position.HIGH;
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s4.title = new Text(chart, "Series 4"); s4.color = Color (0.5, 0.3, 0.9);
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s4.points = {Point128(high + 0.005, -19.05), Point128(high + 0.0051, 28), Point128(high + 0.0052, 55), Point128(high + 0.0053, 44)};
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s4.axis_y.position = Axis.Position.HIGH;
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s1.axis_x.range.min = now - 100000; s1.axis_x.range.max = now + 100000;
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s1.axis_y.range.min = -20; s1.axis_y.range.max = 200;
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s1.axis_x.place.min = 0.25; s1.axis_x.place.max = 0.75;
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s1.axis_y.place.min = 0.0; s1.axis_y.place.max = 1.0;
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s2.axis_x.range.min = -15; s2.axis_x.range.max = 30;
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s2.axis_y.range.min = -20; s2.axis_y.range.max = 200;
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s2.axis_x.place.min = 0.2; s2.axis_x.place.max = 1;
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s2.axis_y.place.min = 0.0; s2.axis_y.place.max = 1.0;
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s3.axis_x.range.min = high - 2; s3.axis_x.range.max = high + 1;
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s3.axis_y.range.min = -20; s3.axis_y.range.max = 200;
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s3.axis_x.place.min = 0; s3.axis_x.place.max = 0.8;
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s3.axis_y.place.min = 0.0; s3.axis_y.place.max = 1.0;
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s4.axis_x.range.min = high + 0.0049; s4.axis_x.range.max = high + 0.0054;
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s4.axis_y.range.min = -20; s4.axis_y.range.max = 200;
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s4.axis_x.place.min = 0.2; s4.axis_x.place.max = 1.0;
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s4.axis_y.place.min = 0.0; s4.axis_y.place.max = 1.0;
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s1.marker.shape = Marker.Shape.SQUARE;
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s2.marker.shape = Marker.Shape.PRICLE_CIRCLE;
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s3.marker.shape = Marker.Shape.TRIANGLE;
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s4.marker.shape = Marker.Shape.PRICLE_SQUARE;
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s1.axis_x.title = new Text(chart, "Series 1: Axis X.");
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s1.axis_y.title = new Text(chart, "All Series: Axis Y.");
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s2.axis_x.title = new Text(chart, "Series 2: Axis X.");
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s2.axis_y.title = new Text(chart, "All Series: Axis Y.");
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s3.axis_x.title = new Text(chart, "Series 3: Axis X.");
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s3.axis_y.title = new Text(chart, "All Series: Axis Y.");
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s4.axis_x.title = new Text(chart, "Series 4: Axis X.");
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s4.axis_y.title = new Text(chart, "All Series: Axis Y.");
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chart.cursors.style.orientation = Cursors.Orientation.HORIZONTAL;
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chart.series = { s1, s2, s3, s4 };
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}
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bool point_in_chart (Chart chart, double x, double y) {
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if (x < chart.plarea.x0) return false;
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if (x > chart.plarea.x1) return false;
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if (y < chart.plarea.y0) return false;
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if (y > chart.plarea.y1) return false;
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return true;
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}
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enum MouseState {
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FREE = 0, // default
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DRAW_SELECTION,
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MOVING_CHART,
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CURSOR_SELECTION
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}
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int main (string[] args) {
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init (ref args);
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var window = new Window ();
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window.title = "Chart Test.";
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window.border_width = 5;
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window.window_position = WindowPosition.CENTER;
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window.set_default_size (640, 480);
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window.destroy.connect (main_quit);
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var chart1 = new Chart();
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var chart2 = new Chart();
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var chart3 = new Chart();
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var chart4 = new Chart();
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var label = new Gtk.Label ("Chart Test!");
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var button1 = new Button.with_label("Separate axes");
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var button2 = new Button.with_label("Joint X axes");
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var button3 = new Button.with_label("Joint Y axes");
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var button4 = new Button.with_label("Dates/Times");
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var button5 = new Button.with_label("rm Axis Titles");
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var button6 = new Button.with_label("Dates only");
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var button7 = new Button.with_label("Times only");
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var button8 = new Button.with_label("Date+Time");
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plot_chart1 (chart1);
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plot_chart2 (chart2);
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plot_chart3 (chart3);
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plot_chart4 (chart4);
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chart1.selection_style = LineStyle(Color(0.3, 0.3, 0.3, 0.7));
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var da = new DrawingArea();
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da.set_events ( Gdk.EventMask.BUTTON_PRESS_MASK
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|Gdk.EventMask.BUTTON_RELEASE_MASK
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|Gdk.EventMask.POINTER_MOTION_MASK
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|Gdk.EventMask.SCROLL_MASK
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);
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var chart = chart1;
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var radio_button1 = new RadioButton.with_label (null, "Top Legend");
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var radio_button2 = new RadioButton.with_label (radio_button1.get_group(), "Right Legend");
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var radio_button3 = new RadioButton.with_label_from_widget (radio_button1, "Left Legend");
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var radio_button4 = new RadioButton.with_label_from_widget (radio_button1, "Bottom Legend");
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var radio_button7 = new RadioButton.with_label (null, "Vertical Cursors");
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var radio_button8 = new RadioButton.with_label_from_widget (radio_button7, "Horizontal Cursors");
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button1.clicked.connect (() => {
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chart = chart1; da.queue_draw_area(0, 0, da.get_allocated_width(), da.get_allocated_height());
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switch (chart.legend.position) {
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case Legend.Position.TOP: radio_button1.set_active(true); break;
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case Legend.Position.RIGHT: radio_button2.set_active(true); break;
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case Legend.Position.LEFT: radio_button3.set_active(true); break;
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case Legend.Position.BOTTOM: radio_button4.set_active(true); break;
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}
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switch (chart.cursors.style.orientation) {
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case Cursors.Orientation.VERTICAL: radio_button7.set_active(true); break;
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case Cursors.Orientation.HORIZONTAL: radio_button8.set_active(true); break;
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}
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});
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button2.clicked.connect (() => {
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chart = chart2; da.queue_draw_area(0, 0, da.get_allocated_width(), da.get_allocated_height());
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switch (chart.legend.position) {
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case Legend.Position.TOP: radio_button1.set_active(true); break;
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case Legend.Position.RIGHT: radio_button2.set_active(true); break;
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case Legend.Position.LEFT: radio_button3.set_active(true); break;
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case Legend.Position.BOTTOM: radio_button4.set_active(true); break;
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}
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switch (chart.cursors.style.orientation) {
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case Cursors.Orientation.VERTICAL: radio_button7.set_active(true); break;
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case Cursors.Orientation.HORIZONTAL: radio_button8.set_active(true); break;
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}
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});
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button3.clicked.connect (() => {
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chart = chart3; da.queue_draw_area(0, 0, da.get_allocated_width(), da.get_allocated_height());
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switch (chart.legend.position) {
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case Legend.Position.TOP: radio_button1.set_active(true); break;
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case Legend.Position.RIGHT: radio_button2.set_active(true); break;
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case Legend.Position.LEFT: radio_button3.set_active(true); break;
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case Legend.Position.BOTTOM: radio_button4.set_active(true); break;
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}
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switch (chart.cursors.style.orientation) {
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case Cursors.Orientation.VERTICAL: radio_button7.set_active(true); break;
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case Cursors.Orientation.HORIZONTAL: radio_button8.set_active(true); break;
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}
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});
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button4.clicked.connect (() => {
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chart = chart4; da.queue_draw_area(0, 0, da.get_allocated_width(), da.get_allocated_height());
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switch (chart.legend.position) {
|
|
case Legend.Position.TOP: radio_button1.set_active(true); break;
|
|
case Legend.Position.RIGHT: radio_button2.set_active(true); break;
|
|
case Legend.Position.LEFT: radio_button4.set_active(true); break;
|
|
case Legend.Position.BOTTOM: radio_button4.set_active(true); break;
|
|
}
|
|
switch (chart.cursors.style.orientation) {
|
|
case Cursors.Orientation.VERTICAL: radio_button7.set_active(true); break;
|
|
case Cursors.Orientation.HORIZONTAL: radio_button8.set_active(true); break;
|
|
}
|
|
});
|
|
button5.clicked.connect (() => {
|
|
for (var i = 0; i < chart.series.length; ++i) {
|
|
var s = chart.series[i];
|
|
s.axis_x.title.text = "";
|
|
s.axis_y.title.text = "";
|
|
}
|
|
da.queue_draw_area(0, 0, da.get_allocated_width(), da.get_allocated_height());
|
|
});
|
|
button6.clicked.connect (() => {
|
|
for (var i = 0; i < chart.series.length; ++i) {
|
|
var s = chart.series[i];
|
|
s.axis_x.date_format = "%Y.%m.%d";
|
|
s.axis_x.time_format = "";
|
|
}
|
|
da.queue_draw_area(0, 0, da.get_allocated_width(), da.get_allocated_height());
|
|
});
|
|
|
|
button7.clicked.connect (() => {
|
|
for (var i = 0; i < chart.series.length; ++i) {
|
|
var s = chart.series[i];
|
|
s.axis_x.date_format = "";
|
|
s.axis_x.time_format = "%H:%M:%S";
|
|
}
|
|
da.queue_draw_area(0, 0, da.get_allocated_width(), da.get_allocated_height());
|
|
});
|
|
|
|
button8.clicked.connect (() => {
|
|
for (var i = 0; i < chart.series.length; ++i) {
|
|
var s = chart.series[i];
|
|
s.axis_x.date_format = "%Y.%m.%d";
|
|
s.axis_x.time_format = "%H:%M:%S";
|
|
}
|
|
da.queue_draw_area(0, 0, da.get_allocated_width(), da.get_allocated_height());
|
|
});
|
|
|
|
|
|
radio_button1.toggled.connect ((button) => {
|
|
if (button.get_active()) {
|
|
chart.legend.position = Legend.Position.TOP;
|
|
da.queue_draw_area(0, 0, da.get_allocated_width(), da.get_allocated_height());
|
|
}
|
|
});
|
|
radio_button2.toggled.connect ((button) => {
|
|
if (button.get_active()) {
|
|
chart.legend.position = Legend.Position.RIGHT;
|
|
da.queue_draw_area(0, 0, da.get_allocated_width(), da.get_allocated_height());
|
|
}
|
|
});
|
|
radio_button3.toggled.connect ((button) => {
|
|
if (button.get_active()) {
|
|
chart.legend.position = Legend.Position.LEFT;
|
|
da.queue_draw_area(0, 0, da.get_allocated_width(), da.get_allocated_height());
|
|
}
|
|
});
|
|
radio_button4.toggled.connect ((button) => {
|
|
if (button.get_active()) {
|
|
chart.legend.position = Legend.Position.BOTTOM;
|
|
da.queue_draw_area(0, 0, da.get_allocated_width(), da.get_allocated_height());
|
|
}
|
|
});
|
|
|
|
|
|
/* var radio_button5 = new RadioButton.with_label (null, "Labels");
|
|
var radio_button6 = new RadioButton.with_label_from_widget (radio_button5, "Cursors");
|
|
radio_button5.toggled.connect ((button) => {
|
|
// TODO: set labels
|
|
if (button.get_active()) {
|
|
da.queue_draw_area(0, 0, da.get_allocated_width(), da.get_allocated_height());
|
|
}
|
|
});
|
|
radio_button6.toggled.connect ((button) => {
|
|
// TODO: set cursors
|
|
if (button.get_active()) {
|
|
da.queue_draw_area(0, 0, da.get_allocated_width(), da.get_allocated_height());
|
|
}
|
|
});*/
|
|
|
|
radio_button7.toggled.connect ((button) => {
|
|
if (button.get_active()) {
|
|
chart.cursors.style.orientation = Cursors.Orientation.VERTICAL;
|
|
da.queue_draw_area(0, 0, da.get_allocated_width(), da.get_allocated_height());
|
|
}
|
|
});
|
|
radio_button8.toggled.connect ((button) => {
|
|
if (button.get_active()) {
|
|
chart.cursors.style.orientation = Cursors.Orientation.HORIZONTAL;
|
|
da.queue_draw_area(0, 0, da.get_allocated_width(), da.get_allocated_height());
|
|
}
|
|
});
|
|
|
|
MouseState mouse_state = MouseState.FREE;
|
|
|
|
double sel_x0 = 0, sel_x1 = 0, sel_y0 = 0, sel_y1 = 0;
|
|
double mov_x0 = 0, mov_y0 = 0;
|
|
|
|
da.draw.connect((ctx) => {
|
|
chart.ctx = ctx;
|
|
chart.area.width = da.get_allocated_width();
|
|
chart.area.height = da.get_allocated_height();
|
|
chart.clear();
|
|
|
|
// user's pre draw operations here...
|
|
// ...
|
|
|
|
/*var ret = */chart.draw();
|
|
|
|
// user's post draw operations here...
|
|
if (mouse_state == MouseState.DRAW_SELECTION)
|
|
chart.draw_selection (new Area.with_abs(sel_x0, sel_y0, sel_x1, sel_y1));
|
|
|
|
// show delta
|
|
var str = chart.cursors.get_delta_str();
|
|
if (str != "") {
|
|
var text = "Δ = " + str;
|
|
var text_t = new Text(chart, text);
|
|
var w = text_t.width;
|
|
var h = text_t.height;
|
|
var x0 = chart.plarea.x1 - w - 5;
|
|
var y0 = chart.plarea.y0 + h + 5;
|
|
chart.color = chart.legend.bg_color;
|
|
ctx.rectangle (x0, y0 - h, w, h);
|
|
ctx.fill();
|
|
ctx.move_to (x0, y0);
|
|
chart.color = chart.joint_color;
|
|
ctx.show_text(text);
|
|
}
|
|
|
|
return true;//ret;
|
|
});
|
|
|
|
da.button_press_event.connect((event) => {
|
|
if (!point_in_chart(chart, event.x, event.y)) return true;
|
|
|
|
switch (event.button) {
|
|
case 1: // start cursor position selection
|
|
if ((event.state & Gdk.ModifierType.SHIFT_MASK) != 0) { // remove cursor
|
|
chart.cursors.set_active (Point(event.x, event.y), true);
|
|
chart.cursors.remove_active();
|
|
mouse_state = MouseState.FREE;
|
|
} else { // add cursor
|
|
chart.cursors.set_active (Point(event.x, event.y));
|
|
mouse_state = MouseState.CURSOR_SELECTION;
|
|
}
|
|
da.queue_draw_area(0, 0, da.get_allocated_width(), da.get_allocated_height());
|
|
break;
|
|
|
|
case 2: // start zoom area selection
|
|
sel_x0 = sel_x1 = event.x;
|
|
sel_y0 = sel_y1 = event.y;
|
|
mouse_state = MouseState.DRAW_SELECTION;
|
|
break;
|
|
|
|
case 3: // start moving
|
|
mov_x0 = event.x;
|
|
mov_y0 = event.y;
|
|
mouse_state = MouseState.MOVING_CHART;
|
|
break;
|
|
}
|
|
|
|
return true; // return ret;
|
|
});
|
|
da.button_release_event.connect((event) => {
|
|
|
|
if (!point_in_chart(chart, event.x, event.y)) return true;
|
|
|
|
switch (event.button) {
|
|
case 1: // start cursor position selection
|
|
if ((event.state & Gdk.ModifierType.SHIFT_MASK) != 0) { // remove cursor
|
|
//chart.remove_active ();
|
|
//da.queue_draw_area(0, 0, da.get_allocated_width(), da.get_allocated_height());
|
|
//mouse_state = MouseState.FREE;
|
|
} else { // add cursor
|
|
chart.cursors.add_active ();
|
|
mouse_state = MouseState.FREE;
|
|
}
|
|
break;
|
|
|
|
case 2:
|
|
sel_x1 = event.x;
|
|
sel_y1 = event.y;
|
|
if (sel_x1 > sel_x0 && sel_y1 > sel_y0)
|
|
chart.zoom_in (new Area.with_abs(sel_x0, sel_y0, sel_x1, sel_y1));
|
|
else
|
|
chart.zoom_out ();
|
|
da.queue_draw_area(0, 0, da.get_allocated_width(), da.get_allocated_height());
|
|
mouse_state = MouseState.FREE;
|
|
break;
|
|
|
|
case 3:
|
|
mouse_state = MouseState.FREE;
|
|
break;
|
|
}
|
|
|
|
return true; // return ret;
|
|
});
|
|
da.motion_notify_event.connect((event) => {
|
|
if (!point_in_chart(chart, event.x, event.y)) return true;
|
|
|
|
switch (mouse_state) {
|
|
case MouseState.DRAW_SELECTION:
|
|
sel_x1 = event.x;
|
|
sel_y1 = event.y;
|
|
da.queue_draw_area(0, 0, da.get_allocated_width(), da.get_allocated_height());
|
|
break;
|
|
|
|
case MouseState.MOVING_CHART:
|
|
var delta_x = event.x - mov_x0, delta_y = event.y - mov_y0;
|
|
chart.move (Point(){x = delta_x, y = delta_y});
|
|
mov_x0 = event.x;
|
|
mov_y0 = event.y;
|
|
da.queue_draw_area(0, 0, da.get_allocated_width(), da.get_allocated_height());
|
|
break;
|
|
|
|
case MouseState.CURSOR_SELECTION:
|
|
chart.cursors.set_active (Point(event.x, event.y));
|
|
da.queue_draw_area(0, 0, da.get_allocated_width(), da.get_allocated_height());
|
|
break;
|
|
}
|
|
|
|
return true; // return ret;
|
|
});
|
|
da.scroll_event.connect((event) => {
|
|
switch (event.direction) {
|
|
case Gdk.ScrollDirection.UP:
|
|
chart.zoom_scroll_in(Point(event.x, event.y));
|
|
break;
|
|
case Gdk.ScrollDirection.DOWN:
|
|
chart.zoom_scroll_out(Point(event.x, event.y));
|
|
break;
|
|
}
|
|
da.queue_draw_area(0, 0, da.get_allocated_width(), da.get_allocated_height());
|
|
|
|
//var ret = chart.scroll_notify_event(event);
|
|
return true; // return ret;
|
|
});
|
|
|
|
var vbox2 = new Box(Orientation.VERTICAL, 0);
|
|
vbox2.pack_start(button1, false, false, 0);
|
|
vbox2.pack_start(button2, false, false, 0);
|
|
vbox2.pack_start(button3, false, false, 0);
|
|
vbox2.pack_start(button4, false, false, 0);
|
|
vbox2.pack_start(button5, false, false, 0);
|
|
vbox2.pack_start(button6, false, false, 0);
|
|
vbox2.pack_start(button7, false, false, 0);
|
|
vbox2.pack_start(button8, false, false, 0);
|
|
vbox2.pack_start(radio_button1, false, false, 0);
|
|
vbox2.pack_start(radio_button2, false, false, 0);
|
|
vbox2.pack_start(radio_button3, false, false, 0);
|
|
vbox2.pack_start(radio_button4, false, false, 0);
|
|
//vbox2.pack_start(radio_button5, false, false, 0);
|
|
//vbox2.pack_start(radio_button6, false, false, 0);
|
|
vbox2.pack_start(radio_button7, false, false, 0);
|
|
vbox2.pack_start(radio_button8, false, false, 0);
|
|
|
|
var hbox = new Box(Orientation.HORIZONTAL, 0);
|
|
hbox.pack_start(da, true, true, 0);
|
|
hbox.pack_end(vbox2, false, false, 0);
|
|
|
|
var vbox = new Box(Orientation.VERTICAL, 0);
|
|
vbox.pack_start(label, false, false, 0);
|
|
vbox.pack_end(hbox, true, true, 0);
|
|
|
|
window.add(vbox);
|
|
|
|
window.show_all();
|
|
|
|
Gtk.main();
|
|
return 0;
|
|
}
|