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authorTimothy Pearson <tpearson@raptorengineeringinc.com>2015-12-11 16:17:39 -0600
committerTimothy Pearson <tpearson@raptorengineeringinc.com>2015-12-11 16:17:39 -0600
commit825295b8ae3979aff902f485edf00e8e513fb067 (patch)
treea98f438fcfee9b83e4694818384aa34fdc6fe1a2
parent551ab952471befef109c76177ebc0ffa76dbed5e (diff)
downloadzetacomponents-graph-825295b8ae3979aff902f485edf00e8e513fb067.zip
zetacomponents-graph-825295b8ae3979aff902f485edf00e8e513fb067.tar.gz
Enable stacked rendering for horizontal bar chartshoriz-stacked-render
-rw-r--r--src/charts/horizontal_bar.php89
-rw-r--r--src/renderer/horizontal_bar.php70
-rw-r--r--tests/renderer_horizontal_bar_test.php135
3 files changed, 291 insertions, 3 deletions
diff --git a/src/charts/horizontal_bar.php b/src/charts/horizontal_bar.php
index feb9122..9fe700e 100644
--- a/src/charts/horizontal_bar.php
+++ b/src/charts/horizontal_bar.php
@@ -121,7 +121,7 @@ class ezcGraphHorizontalBarChart extends ezcGraphBarChart
// Use inner boundings for drawning chart data
$boundings = $innerBoundings;
- $yAxisNullPosition = $this->elements['xAxis']->getCoordinate( false );
+ $xAxisNullPosition = $this->elements['xAxis']->getCoordinate( false );
// Initialize counters
$nr = array();
@@ -188,6 +188,81 @@ class ezcGraphHorizontalBarChart extends ezcGraphBarChart
// Render depending on display type of dataset
switch ( true )
{
+ case ( $data->displayType->default === ezcGraph::BAR ) &&
+ $this->options->stackBars :
+ // Check if a bar has already been stacked
+ if ( !isset( $stackedValue[(int) ( $point->y * 10000 )][(int) $value > 0] ) )
+ {
+ $start = new ezcGraphCoordinate(
+ $xAxisNullPosition,
+ $point->y
+ );
+
+ $stackedValue[(int) ( $point->y * 10000 )][(int) $value > 0] = $value;
+ }
+ else
+ {
+ $start = $yAxis->axisLabelRenderer->modifyChartDataPosition(
+ $xAxis->axisLabelRenderer->modifyChartDataPosition(
+ new ezcGraphCoordinate(
+ $xAxis->getCoordinate( $stackedValue[(int) ( $point->y * 10000 )][(int) $value > 0] ),
+ $yAxis->getCoordinate( $key )
+ )
+ )
+ );
+
+ $point = $yAxis->axisLabelRenderer->modifyChartDataPosition(
+ $xAxis->axisLabelRenderer->modifyChartDataPosition(
+ new ezcGraphCoordinate(
+ $xAxis->getCoordinate( $stackedValue[(int) ( $point->y * 10000 )][(int) $value > 0] += $value ),
+ $yAxis->getCoordinate( $key )
+ )
+ )
+ );
+ }
+
+ // Force one symbol for each stacked bar
+ if ( !isset( $stackedSymbol[(int) ( $point->y * 10000 )] ) )
+ {
+ $stackedSymbol[(int) ( $point->y * 10000 )] = $data->symbol[$key];
+ }
+
+ // Store stacked value for next iteration
+ $side = ( $point->x == 0 ? 1 : $point->x / abs( $point->x ) );
+ $stacked[(int) ( $point->y * 10000 )][$side] = $point;
+
+ $renderer->drawHorizontalStackedBar(
+ $boundings,
+ new ezcGraphContext( $datasetName, $key, $data->url[$key] ),
+ $data->color->default,
+ $start,
+ $point,
+ $height,
+ $stackedSymbol[(int) ( $point->y * 10000 )],
+ $xAxisNullPosition
+ );
+
+ // Render highlight string if requested
+ if ( $data->highlight[$key] )
+ {
+ $renderer->drawDataHighlightText(
+ $boundings,
+ new ezcGraphContext( $datasetName, $key, $data->url[$key] ),
+ $point,
+ $xAxisNullPosition,
+ $nr[$data->displayType->default],
+ $count[$data->displayType->default],
+ $this->options->highlightFont,
+ ( $data->highlightValue[$key] ? $data->highlightValue[$key] : $value ),
+ $this->options->highlightSize + $this->options->highlightFont->padding * 2,
+ ( $this->options->highlightLines ? $data->color[$key] : null ),
+ ( $this->options->highlightXOffset ? $this->options->highlightXOffset : 0 ),
+ ( $this->options->highlightYOffset ? $this->options->highlightYOffset : 0 ),
+ $height,
+ $data->displayType->default
+ );
+ }
+ break;
case $data->displayType->default === ezcGraph::BAR:
$renderer->drawHorizontalBar(
$boundings,
@@ -198,7 +273,7 @@ class ezcGraphHorizontalBarChart extends ezcGraphBarChart
$nr[$data->displayType->default],
$count[$data->displayType->default],
$data->symbol[$key],
- $yAxisNullPosition
+ $xAxisNullPosition
);
// Render highlight string if requested
@@ -208,7 +283,7 @@ class ezcGraphHorizontalBarChart extends ezcGraphBarChart
$boundings,
new ezcGraphContext( $datasetName, $key, $data->url[$key] ),
$point,
- $yAxisNullPosition,
+ $xAxisNullPosition,
$nr[$data->displayType->default],
$count[$data->displayType->default],
$this->options->highlightFont,
@@ -293,6 +368,14 @@ class ezcGraphHorizontalBarChart extends ezcGraphBarChart
}
}
+ // Also use stacked bar values as base for x axis value span
+ // calculation
+ if ( $this->options->stackBars )
+ {
+ $this->elements['xAxis']->addData( $virtualBarSumDataSet[0] );
+ $this->elements['xAxis']->addData( $virtualBarSumDataSet[1] );
+ }
+
// There should always be something assigned to the main x and y axis.
if ( !$this->elements['xAxis']->initialized ||
!$this->elements['yAxis']->initialized )
diff --git a/src/renderer/horizontal_bar.php b/src/renderer/horizontal_bar.php
index d8c143e..c851188 100644
--- a/src/renderer/horizontal_bar.php
+++ b/src/renderer/horizontal_bar.php
@@ -118,6 +118,76 @@ class ezcGraphHorizontalRenderer
}
/**
+ * Draw horizontal stacked bar
+ *
+ * Draws a horizontal stacked bar part as a data element in a line chart
+ *
+ * @param ezcGraphBoundings $boundings Chart boundings
+ * @param ezcGraphContext $context Context of call
+ * @param ezcGraphColor $color Color of line
+ * @param ezcGraphCoordinate $start
+ * @param ezcGraphCoordinate $position
+ * @param float $stepSize Space which can be used for bars
+ * @param int $symbol Symbol to draw for line
+ * @param float $axisPosition Position of axis for drawing filled lines
+ * @return void
+ */
+ public function drawHorizontalStackedBar(
+ ezcGraphBoundings $boundings,
+ ezcGraphContext $context,
+ ezcGraphColor $color,
+ ezcGraphCoordinate $start,
+ ezcGraphCoordinate $position,
+ $stepSize,
+ $symbol = ezcGraph::NO_SYMBOL,
+ $axisPosition = 0. )
+ {
+ // Apply margin
+ $margin = $stepSize * $this->options->barMargin;
+ $barHeight = $stepSize - $margin;
+ $offset = - $stepSize / 2 + $margin / 2;
+
+ $barPointArray = array(
+ new ezcGraphCoordinate(
+ $boundings->x0 + ( $boundings->width ) * $start->x,
+ $boundings->y0 + ( $boundings->height ) * $position->y + $offset
+ ),
+ new ezcGraphCoordinate(
+ $boundings->x0 + ( $boundings->width ) * $position->x,
+ $boundings->y0 + ( $boundings->height ) * $position->y + $offset
+ ),
+ new ezcGraphCoordinate(
+ $boundings->x0 + ( $boundings->width ) * $position->x,
+ $boundings->y0 + ( $boundings->height ) * $position->y + $offset + $barHeight
+ ),
+ new ezcGraphCoordinate(
+ $boundings->x0 + ( $boundings->width ) * $start->x,
+ $boundings->y0 + ( $boundings->height ) * $position->y + $offset + $barHeight
+ ),
+ );
+
+ $this->addElementReference(
+ $context,
+ $this->driver->drawPolygon(
+ $barPointArray,
+ $color,
+ true
+ )
+ );
+
+ if ( $this->options->dataBorder > 0 )
+ {
+ $darkened = $color->darken( $this->options->dataBorder );
+ $this->driver->drawPolygon(
+ $barPointArray,
+ $darkened,
+ false,
+ 1
+ );
+ }
+ }
+
+ /**
* Draw bar
*
* Draws a bar as a data element in a line chart
diff --git a/tests/renderer_horizontal_bar_test.php b/tests/renderer_horizontal_bar_test.php
new file mode 100644
index 0000000..32b5715
--- /dev/null
+++ b/tests/renderer_horizontal_bar_test.php
@@ -0,0 +1,135 @@
+<?php
+/**
+ * ezcGraphHorizontalRendererTest
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ *
+ * @package Graph
+ * @version //autogen//
+ * @subpackage Tests
+ * @license http://www.apache.org/licenses/LICENSE-2.0 Apache License, Version 2.0
+ */
+
+require_once dirname( __FILE__ ) . '/test_case.php';
+
+/**
+ * Tests for ezcGraph class.
+ *
+ * @package Graph
+ * @subpackage Tests
+ */
+class ezcGraphHorizontalRendererTest extends ezcGraphTestCase
+{
+ protected $basePath;
+
+ protected $tempDir;
+
+ protected $renderer;
+
+ protected $driver;
+
+ public static function suite()
+ {
+ return new PHPUnit_Framework_TestSuite( "ezcGraphHorizontalRendererTest" );
+ }
+
+ public function setUp()
+ {
+ parent::setUp();
+
+ static $i = 0;
+ if ( version_compare( phpversion(), '5.1.3', '<' ) )
+ {
+ $this->markTestSkipped( "This test requires PHP 5.1.3 or later." );
+ }
+
+ $this->tempDir = $this->createTempDir( __CLASS__ . sprintf( '_%03d_', ++$i ) ) . '/';
+ $this->basePath = dirname( __FILE__ ) . '/data/';
+
+ $this->renderer = new ezcGraphHorizontalRenderer();
+
+ $this->driver = $this->getMockBuilder( 'ezcGraphSvgDriver' )
+ ->enableArgumentCloning()
+ ->setMethods( array(
+ 'drawPolygon',
+ 'drawLine',
+ 'drawTextBox',
+ 'drawCircleSector',
+ 'drawCircularArc',
+ 'drawCircle',
+ 'drawImage',
+ ) )->getMock();
+ $this->renderer->setDriver( $this->driver );
+
+ $this->driver->options->width= 400;
+ $this->driver->options->height= 200;
+ }
+
+ public function tearDown()
+ {
+ $this->driver = null;
+ $this->renderer = null;
+
+ if ( !$this->hasFailed() )
+ {
+ $this->removeTempDir();
+ }
+ }
+// /*
+
+ public function testRenderHorizontalStackedBar()
+ {
+ $this->driver
+ ->expects( $this->at( 0 ) )
+ ->method( 'drawPolygon' )
+ ->with(
+ $this->equalTo( array(
+ new ezcGraphCoordinate( 200, 75. ),
+ new ezcGraphCoordinate( 200, 75. ),
+ new ezcGraphCoordinate( 200, 165. ),
+ new ezcGraphCoordinate( 200, 165. ),
+ ), 1. ),
+ $this->equalTo( ezcGraphColor::fromHex( '#FF0000' ) ),
+ $this->equalTo( true )
+ );
+ $this->driver
+ ->expects( $this->at( 1 ) )
+ ->method( 'drawPolygon' )
+ ->with(
+ $this->equalTo( array(
+ new ezcGraphCoordinate( 200, 75. ),
+ new ezcGraphCoordinate( 200, 75. ),
+ new ezcGraphCoordinate( 200, 165. ),
+ new ezcGraphCoordinate( 200, 165. ),
+ ), 1. ),
+ $this->equalTo( ezcGraphColor::fromHex( '#800000' ) ),
+ $this->equalTo( false )
+ );
+
+ $this->renderer->drawHorizontalStackedBar(
+ new ezcGraphBoundings( 0, 0, 400, 200 ),
+ new ezcGraphContext(),
+ ezcGraphColor::fromHex( '#FF0000' ),
+ new ezcGraphCoordinate( .5, .2 ),
+ new ezcGraphCoordinate( .5, .6 ),
+ 100,
+ 0
+ );
+ }
+}
+?>
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