1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 | (function () { var D = Flotr.DOM; Flotr.addPlugin('titles', { callbacks: { 'flotr:afterdraw': function() { this.titles.drawTitles(); } }, /** * Draws the title and the subtitle */ drawTitles : function () { var html, options = this.options, margin = options.grid.labelMargin, ctx = this.ctx, a = this.axes; if (!options.HtmlText && this.textEnabled) { var style = { size: options.fontSize, color: options.grid.color, textAlign: 'center' }; // Add subtitle if (options.subtitle){ Flotr.drawText( ctx, options.subtitle, this.plotOffset.left + this.plotWidth/2, this.titleHeight + this.subtitleHeight - 2, style ); } style.weight = 1.5; style.size *= 1.5; // Add title if (options.title){ Flotr.drawText( ctx, options.title, this.plotOffset.left + this.plotWidth/2, this.titleHeight - 2, style ); } style.weight = 1.8; style.size *= 0.8; // Add x axis title if (a.x.options.title && a.x.used){ style.textAlign = a.x.options.titleAlign || 'center'; style.textBaseline = 'top'; style.angle = Flotr.toRad(a.x.options.titleAngle); style = Flotr.getBestTextAlign(style.angle, style); Flotr.drawText( ctx, a.x.options.title, this.plotOffset.left + this.plotWidth/2, this.plotOffset.top + a.x.maxLabel.height + this.plotHeight + 2 * margin, style ); } // Add x2 axis title if (a.x2.options.title && a.x2.used){ style.textAlign = a.x2.options.titleAlign || 'center'; style.textBaseline = 'bottom'; style.angle = Flotr.toRad(a.x2.options.titleAngle); style = Flotr.getBestTextAlign(style.angle, style); Flotr.drawText( ctx, a.x2.options.title, this.plotOffset.left + this.plotWidth/2, this.plotOffset.top - a.x2.maxLabel.height - 2 * margin, style ); } // Add y axis title if (a.y.options.title && a.y.used){ style.textAlign = a.y.options.titleAlign || 'right'; style.textBaseline = 'middle'; style.angle = Flotr.toRad(a.y.options.titleAngle); style = Flotr.getBestTextAlign(style.angle, style); Flotr.drawText( ctx, a.y.options.title, this.plotOffset.left - a.y.maxLabel.width - 2 * margin, this.plotOffset.top + this.plotHeight / 2, style ); } // Add y2 axis title if (a.y2.options.title && a.y2.used){ style.textAlign = a.y2.options.titleAlign || 'left'; style.textBaseline = 'middle'; style.angle = Flotr.toRad(a.y2.options.titleAngle); style = Flotr.getBestTextAlign(style.angle, style); Flotr.drawText( ctx, a.y2.options.title, this.plotOffset.left + this.plotWidth + a.y2.maxLabel.width + 2 * margin, this.plotOffset.top + this.plotHeight / 2, style ); } } else { html = []; // Add title if (options.title) html.push( '<div style="position:absolute;top:0;left:', this.plotOffset.left, 'px;font-size:1em;font-weight:bold;text-align:center;width:', this.plotWidth,'px;" class="flotr-title">', options.title, '</div>' ); // Add subtitle if (options.subtitle) html.push( '<div style="position:absolute;top:', this.titleHeight, 'px;left:', this.plotOffset.left, 'px;font-size:smaller;text-align:center;width:', this.plotWidth, 'px;" class="flotr-subtitle">', options.subtitle, '</div>' ); html.push('</div>'); html.push('<div class="flotr-axis-title" style="font-weight:bold;">'); // Add x axis title if (a.x.options.title && a.x.used) html.push( '<div style="position:absolute;top:', (this.plotOffset.top + this.plotHeight + options.grid.labelMargin + a.x.titleSize.height), 'px;left:', this.plotOffset.left, 'px;width:', this.plotWidth, 'px;text-align:', a.x.options.titleAlign, ';" class="flotr-axis-title flotr-axis-title-x1">', a.x.options.title, '</div>' ); // Add x2 axis title if (a.x2.options.title && a.x2.used) html.push( '<div style="position:absolute;top:0;left:', this.plotOffset.left, 'px;width:', this.plotWidth, 'px;text-align:', a.x2.options.titleAlign, ';" class="flotr-axis-title flotr-axis-title-x2">', a.x2.options.title, '</div>' ); // Add y axis title if (a.y.options.title && a.y.used) html.push( '<div style="position:absolute;top:', (this.plotOffset.top + this.plotHeight/2 - a.y.titleSize.height/2), 'px;left:0;text-align:', a.y.options.titleAlign, ';" class="flotr-axis-title flotr-axis-title-y1">', a.y.options.title, '</div>' ); // Add y2 axis title if (a.y2.options.title && a.y2.used) html.push( '<div style="position:absolute;top:', (this.plotOffset.top + this.plotHeight/2 - a.y.titleSize.height/2), 'px;right:0;text-align:', a.y2.options.titleAlign, ';" class="flotr-axis-title flotr-axis-title-y2">', a.y2.options.title, '</div>' ); html = html.join(''); var div = D.create('div'); D.setStyles({ color: options.grid.color }); div.className = 'flotr-titles'; D.insert(this.el, div); D.insert(div, html); } } }); })(); |