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169 lines
7.9 KiB
169 lines
7.9 KiB
// ymageChart.java
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// ---------------------------
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// (C) by Michael Peter Christen; mc@anomic.de
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// first published on http://www.anomic.de
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// Frankfurt, Germany, 2005
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// created: 26.10.2005
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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//
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// Using this software in any meaning (reading, learning, copying, compiling,
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// running) means that you agree that the Author(s) is (are) not responsible
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// for cost, loss of data or any harm that may be caused directly or indirectly
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// by usage of this softare or this documentation. The usage of this software
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// is on your own risk. The installation and usage (starting/running) of this
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// software may allow other people or application to access your computer and
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// any attached devices and is highly dependent on the configuration of the
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// software which must be done by the user of the software; the author(s) is
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// (are) also not responsible for proper configuration and usage of the
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// software, even if provoked by documentation provided together with
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// the software.
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//
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// Any changes to this file according to the GPL as documented in the file
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// gpl.txt aside this file in the shipment you received can be done to the
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// lines that follows this copyright notice here, but changes must not be
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// done inside the copyright notive above. A re-distribution must contain
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// the intact and unchanged copyright notice.
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// Contributions and changes to the program code must be marked as such.
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package de.anomic.ymage;
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public class ymageChart extends ymageMatrix {
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public static final int DIMENSION_RIGHT = 0;
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public static final int DIMENSION_TOP = 1;
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public static final int DIMENSION_LEFT = 2;
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public static final int DIMENSION_BOTTOM = 3;
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int leftborder;
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int rightborder;
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int topborder;
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int bottomborder;
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int[] scales = new int[]{0,0,0,0};
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int[] pixels = new int[]{0,0,0,0};
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String[] colnames = new String[]{"FFFFFF","FFFFFF","FFFFFF","FFFFFF"};
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String[] colscale = new String[]{null,null,null,null};
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String[] tablenames = new String[]{"","","",""};
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public ymageChart(int width, int height, String backgroundColor,
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int leftborder, int rightborder, int topborder, int bottomborder,
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String name) {
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super(width, height, backgroundColor);
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this.leftborder = leftborder;
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this.rightborder = rightborder;
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this.topborder = topborder;
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this.bottomborder = bottomborder;
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if (name != null) {
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ymageToolPrint.print(this, width / 2 - name.length() * 3, 6, 0, name, true);
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}
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}
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public void declareDimension(int dimensionType, int scale, int pixelperscale, String colorNaming, String colorScale, String name) {
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if ((dimensionType == DIMENSION_LEFT) || (dimensionType == DIMENSION_RIGHT)) {
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drawVerticalScale((dimensionType == DIMENSION_LEFT), scale, pixelperscale, colorNaming, colorScale, name);
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}
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if ((dimensionType == DIMENSION_TOP) || (dimensionType == DIMENSION_BOTTOM)) {
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drawHorizontalScale((dimensionType == DIMENSION_TOP), scale, pixelperscale, colorNaming, colorScale, name);
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}
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scales[dimensionType] = scale;
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pixels[dimensionType] = pixelperscale;
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colnames[dimensionType] = colorNaming;
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colscale[dimensionType] = colorScale;
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tablenames[dimensionType] = name;
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}
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public void chartDot(int dimension_x, int dimension_y, int coord_x, int coord_y, int dotsize) {
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int x = coord_x * pixels[dimension_x] / scales[dimension_x];
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int y = coord_y * pixels[dimension_y] / scales[dimension_y];
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if (dotsize == 1) plot(leftborder + x, height - bottomborder - y);
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else dot(leftborder + x, height - bottomborder - y, dotsize, true);
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}
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public void chartLine(int dimension_x, int dimension_y, int coord_x1, int coord_y1, int coord_x2, int coord_y2) {
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int x1 = coord_x1 * pixels[dimension_x] / scales[dimension_x];
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int y1 = coord_y1 * pixels[dimension_y] / scales[dimension_y];
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int x2 = coord_x2 * pixels[dimension_x] / scales[dimension_x];
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int y2 = coord_y2 * pixels[dimension_y] / scales[dimension_y];
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line(leftborder + x1, height - bottomborder - y1, leftborder + x2, height - bottomborder - y2);
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}
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private void drawHorizontalScale(boolean top, int scale, int pixelperscale, String colorNaming, String colorScale, String name) {
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int y = (top) ? topborder : height - bottomborder;
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int x = leftborder;
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int s = 0;
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while (x < width - rightborder) {
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if ((colorScale != null) && (x > leftborder) && (x < (width - rightborder))) {
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setColor(colorScale);
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line(x, topborder, x, height - bottomborder);
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}
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setColor(colorNaming);
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line(x, y - 3, x, y + 3);
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ymageToolPrint.print(this, x, (top) ? y - 3 : y + 9, 0, Integer.toString(s), true);
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x += pixelperscale;
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s += scale;
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}
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setColor(colorNaming);
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ymageToolPrint.print(this, width - rightborder, (top) ? y - 9 : y + 15, 0, name, false);
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line(leftborder - 4, y, width - rightborder + 4, y);
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}
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private void drawVerticalScale(boolean left, int scale, int pixelperscale, String colorNaming, String colorScale, String name) {
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int x = (left) ? leftborder : width - rightborder;
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int y = height - bottomborder;
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int s = 0;
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String s1;
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int s1max = 0;
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while (y > topborder) {
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if ((colorScale != null) && (y > topborder) && (y < (height - bottomborder))) {
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setColor(colorScale);
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line(leftborder, y, width - rightborder, y);
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}
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setColor(colorNaming);
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line(x - 3, y, x + 3, y);
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s1 = Integer.toString(s);
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if (s1.length() > s1max) s1max = s1.length();
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ymageToolPrint.print(this, (left) ? leftborder - 4 : width - rightborder + 4, y, 0, s1, (!left));
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y -= pixelperscale;
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s += scale;
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}
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setColor(colorNaming);
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ymageToolPrint.print(this, (left) ? x - s1max * 6 - 6 : x + s1max * 6 + 9, topborder, 90, name, false);
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line(x, topborder - 4, x, height - bottomborder + 4);
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}
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public static void main(String[] args) {
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System.setProperty("java.awt.headless", "true");
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ymageChart ip = new ymageChart(640, 480, "000010", 40, 40, 20, 20, "TESTCHART");
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ip.declareDimension(DIMENSION_BOTTOM, 10, 30, "FFFFFF", "555555", "time");
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ip.declareDimension(DIMENSION_TOP, 10, 40, "FFFFFF", null, "count");
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ip.declareDimension(DIMENSION_LEFT, 100, 30, "FFFFFF", "555555", "money");
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ip.declareDimension(DIMENSION_RIGHT, 100, 50, "FFFFFF", null, "stock");
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ip.setColor("FF0000");
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ip.chartDot(DIMENSION_BOTTOM, DIMENSION_LEFT, 20, 100, 5);
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ip.chartLine(DIMENSION_BOTTOM, DIMENSION_LEFT, 20, 100, 50, 200);
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//ip.print(100, 100, 0, "TEXT", true);
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//ip.print(100, 100, 0, "1234", false);
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//ip.print(100, 100, 90, "TEXT", true);
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//ip.print(100, 100, 90, "1234", false);
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/*
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try {
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ip.toPNG(true, new File("/Users/admin/dev/yacy/trunk/testimage.png"));
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} catch (IOException e) {}
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*/
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}
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}
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