1 | <?php |
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2 | //============================================================================= |
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3 | // File: ODOEX03.PHP |
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4 | // Description: Example 1 for odometer graphs |
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5 | // Created: 2002-02-22 |
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6 | // Version: $Id$ |
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7 | // |
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8 | // Comment: |
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9 | // Example file for odometer graph. This examples extends odoex02 |
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10 | // by changing scale tick interval and scale fonts. |
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11 | // |
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12 | // Copyright (C) 2002 Johan Persson. All rights reserved. |
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13 | //============================================================================= |
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14 | require_once ('jpgraph/jpgraph.php'); |
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15 | require_once ('jpgraph/jpgraph_odo.php'); |
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16 | |
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17 | //--------------------------------------------------------------------- |
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18 | // Create a new odometer graph (width=250, height=200 pixels) |
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19 | //--------------------------------------------------------------------- |
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20 | $graph = new OdoGraph(250,200); |
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21 | $graph->SetShadow(); |
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22 | |
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23 | //--------------------------------------------------------------------- |
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24 | // Specify title and subtitle using default fonts |
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25 | // * Note each title may be multilines by using a '\n' as a line |
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26 | // divider. |
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27 | //--------------------------------------------------------------------- |
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28 | $graph->title->Set("Odometer title"); |
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29 | $graph->title->SetColor("white"); |
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30 | $graph->subtitle->Set("2002-02-13"); |
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31 | $graph->subtitle->SetColor("white"); |
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32 | |
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33 | //--------------------------------------------------------------------- |
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34 | // Specify caption. |
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35 | // * (This is the text at the bottom of the graph.) The margins will |
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36 | // automatically adjust to fit the height of the text. A caption |
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37 | // may have multiple lines by including a '\n' character in the |
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38 | // string. |
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39 | //--------------------------------------------------------------------- |
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40 | $graph->caption->Set("First caption row\n... second row"); |
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41 | $graph->caption->SetColor("white"); |
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42 | |
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43 | //--------------------------------------------------------------------- |
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44 | // Now we need to create an odometer to add to the graph. |
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45 | // By default the scale will be 0 to 100 |
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46 | //--------------------------------------------------------------------- |
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47 | $odo = new Odometer(); |
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48 | |
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49 | //--------------------------------------------------------------------- |
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50 | // Set color indication |
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51 | //--------------------------------------------------------------------- |
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52 | $odo->AddIndication(0,50,"green"); |
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53 | $odo->AddIndication(50,80,"yellow"); |
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54 | $odo->AddIndication(80,100,"red"); |
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55 | |
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56 | //--------------------------------------------------------------------- |
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57 | // Adjust scale ticks to be shown at 10 steps interval and scale |
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58 | // labels at every second tick |
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59 | //--------------------------------------------------------------------- |
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60 | $odo->scale->SetTicks(10,2); |
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61 | |
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62 | //--------------------------------------------------------------------- |
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63 | // Use a bold font for tick labels |
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64 | //--------------------------------------------------------------------- |
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65 | $odo->scale->label->SetFont(FF_FONT1, FS_BOLD); |
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66 | |
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67 | //--------------------------------------------------------------------- |
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68 | // Set display value for the odometer |
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69 | //--------------------------------------------------------------------- |
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70 | $odo->needle->Set(30); |
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71 | |
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72 | //--------------------------------------------------------------------- |
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73 | // Add the odometer to the graph |
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74 | //--------------------------------------------------------------------- |
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75 | $graph->Add($odo); |
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76 | |
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77 | //--------------------------------------------------------------------- |
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78 | // ... and finally stroke and stream the image back to the browser |
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79 | //--------------------------------------------------------------------- |
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80 | $graph->Stroke(); |
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81 | |
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82 | // EOF |
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83 | ?> |
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