Gráficas con flot+jquery, más bonitas que las de pychart master
authordanigm <dani@danigm.net>
Fri, 13 Nov 2009 10:43:45 +0000 (11:43 +0100)
committerdanigm <dani@danigm.net>
Fri, 13 Nov 2009 10:43:45 +0000 (11:43 +0100)
static/css/purchase.css
static/js/flot.js [new file with mode: 0644]
static/js/plot.js [new file with mode: 0644]
templates/purchase.html
testdata.py [new file with mode: 0755]
view/barchar.py [deleted file]
view/items.py

index f190953..2baa320 100644 (file)
@@ -1,2 +1,3 @@
 #chart, #links { text-align: center; }
-#chart img { border: 1px solid gray; padding: 5px; background-color: #aaf }
+#chart { border: 1px solid gray; padding: 5px; background-color: white; width:700px;height:400px; margin: 0 auto 0 auto }
+#tooltip { position: absolute; display: none; top: 0; left: 0; background-color: #fff; border: 1px solid black; padding-left: 5px; padding-right: 5px }
diff --git a/static/js/flot.js b/static/js/flot.js
new file mode 100644 (file)
index 0000000..31f465b
--- /dev/null
@@ -0,0 +1 @@
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T.datapoint[0])+AN.left+e.left);AT.pageY=parseInt(AT.series.yaxis.p2c(AT.datapoint[1])+AN.top+e.top)}if(g.grid.autoHighlight){for(var AP=0;AP<w.length;++AP){var AR=w[AP];if(AR.auto==AL&&!(AT&&AR.series==AT.series&&AR.point==AT.datapoint)){x(AR.series,AR.point)}}if(AT){AE(AT.series,AT.datapoint,AL)}}l.trigger(AL,[AS,AT])}function q(){if(!J){J=setTimeout(v,30)}}function v(){J=null;AJ.save();AJ.clearRect(0,0,y,Q);AJ.translate(e.left,e.top);var AL,AK;for(AL=0;AL<w.length;++AL){AK=w[AL];if(AK.series.bars.show){z(AK.series,AK.point)}else{u(AK.series,AK.point)}}AJ.restore();Z(L.drawOverlay,[AJ])}function AE(AM,AK,AN){if(typeof AM=="number"){AM=O[AM]}if(typeof AK=="number"){AK=AM.data[AK]}var AL=j(AM,AK);if(AL==-1){w.push({series:AM,point:AK,auto:AN});q()}else{if(!AN){w[AL].auto=false}}}function x(AM,AK){if(AM==null&&AK==null){w=[];q()}if(typeof AM=="number"){AM=O[AM]}if(typeof AK=="number"){AK=AM.data[AK]}var AL=j(AM,AK);if(AL!=-1){w.splice(AL,1);q()}}function j(AM,AN){for(var AK=0;AK<w.length;++AK){var AL=w[AK];if(AL.series==AM&&AL.point[0]==AN[0]&&AL.point[1]==AN[1]){return AK}}return -1}function u(AN,AM){var AL=AM[0],AR=AM[1],AQ=AN.xaxis,AP=AN.yaxis;if(AL<AQ.min||AL>AQ.max||AR<AP.min||AR>AP.max){return }var AO=AN.points.radius+AN.points.lineWidth/2;AJ.lineWidth=AO;AJ.strokeStyle=C.color.parse(AN.color).scale("a",0.5).toString();var AK=1.5*AO;AJ.beginPath();AJ.arc(AQ.p2c(AL),AP.p2c(AR),AK,0,2*Math.PI,false);AJ.stroke()}function z(AN,AK){AJ.lineWidth=AN.bars.lineWidth;AJ.strokeStyle=C.color.parse(AN.color).scale("a",0.5).toString();var AM=C.color.parse(AN.color).scale("a",0.5).toString();var AL=AN.bars.align=="left"?0:-AN.bars.barWidth/2;AB(AK[0],AK[1],AK[2]||0,AL,AL+AN.bars.barWidth,0,function(){return AM},AN.xaxis,AN.yaxis,AJ,AN.bars.horizontal)}function R(AM,AL,AQ,AO){if(typeof AM=="string"){return AM}else{var AP=Y.createLinearGradient(0,AQ,0,AL);for(var AN=0,AK=AM.colors.length;AN<AK;++AN){var AR=AM.colors[AN];if(typeof AR!="string"){AR=C.color.parse(AO).scale("rgb",AR.brightness);AR.a*=AR.opacity;AR=AR.toString()}AP.addColorStop(AN/(AK-1),AR)}return AP}}}C.plot=function(G,E,D){var F=new B(C(G),E,D,C.plot.plugins);return F};C.plot.plugins=[];C.plot.formatDate=function(H,E,G){var L=function(N){N=""+N;return N.length==1?"0"+N:N};var D=[];var M=false;var K=H.getUTCHours();var I=K<12;if(G==null){G=["Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec"]}if(E.search(/%p|%P/)!=-1){if(K>12){K=K-12}else{if(K==0){K=12}}}for(var F=0;F<E.length;++F){var J=E.charAt(F);if(M){switch(J){case"h":J=""+K;break;case"H":J=L(K);break;case"M":J=L(H.getUTCMinutes());break;case"S":J=L(H.getUTCSeconds());break;case"d":J=""+H.getUTCDate();break;case"m":J=""+(H.getUTCMonth()+1);break;case"y":J=""+H.getUTCFullYear();break;case"b":J=""+G[H.getUTCMonth()];break;case"p":J=(I)?("am"):("pm");break;case"P":J=(I)?("AM"):("PM");break}D.push(J);M=false}else{if(J=="%"){M=true}else{D.push(J)}}}return D.join("")};function A(E,D){return D*Math.floor(E/D)}})(jQuery);
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diff --git a/static/js/plot.js b/static/js/plot.js
new file mode 100644 (file)
index 0000000..eb298f5
--- /dev/null
@@ -0,0 +1,52 @@
+var mouseX = 0;
+var mouseY = 0;
+$().mousemove( function(e) {
+   mouseX = e.pageX; 
+   mouseY = e.pageY;
+ });
+
+
+function showTooltip(x, y, contents) {
+    $("#tooltip").css({ top: y-10, left: x+10 });
+    $("#tooltip").html(contents);
+    $("#tooltip").show();
+}
+
+function drawplot(data){
+    var d2 = data;
+                        
+    $.plot($("#chart"), [
+        {
+            color: "rgba(255,0,0,255)",
+            data: d2,
+            bars: {
+                show: true,
+                barWidth: 0.5,
+                align: "center",
+                fillColor: "rgba(255, 20, 20, 0.6)",
+
+            },
+        },
+    ],{
+        xaxis: { ticks: [[1, "enero"], [2, "febrero"], [3, "marzo"], [4, "abril"],
+                         [5, "mayo"], [6, "junio"], [7, "julio"], [8, "agosto"],
+                         [9, "septiembre"], [10, "octubre"], [11, "noviembre"], [12, "diciembre"],
+                         ]},
+        grid: { 
+                backgroundColor: { colors: ["#fff", "#eee"] },
+                hoverable: true,
+                clickable: true,
+        },
+    }
+    );
+
+    $("#chart").bind("plothover", function (event, pos, item) {
+        if (item) {
+            showTooltip(mouseX, mouseY, item.datapoint[1]);
+        }
+        else {
+            $("#tooltip").hide();
+        }
+    });
+}
+
index 22b3d64..0442b8a 100644 (file)
@@ -1,6 +1,7 @@
-$def with (year, chart, purchases)
+$def with (year, data, purchases)
 
 $var title: Compras del $year
+$var jsfiles: /static/js/flot.js /static/js/plot.js
 $var cssfiles: /static/css/list.css /static/css/purchase.css
 
 <a href="/">index</a> | <a href="/prefs">prefs</a> | <a href="/logout">salir</a>
@@ -8,7 +9,9 @@ $var cssfiles: /static/css/list.css /static/css/purchase.css
 <h2>Compras del $year</h2>
 
 <div id="chart">
-    <img src="/$chart" alt="$chart" title="Grafica de gastos"/>
+    <script id="source" language="javascript" type="text/javascript">
+        drawplot(eval($:data));
+    </script>
 </div>
 
 <div id="links">
@@ -28,3 +31,5 @@ $var cssfiles: /static/css/list.css /static/css/purchase.css
         </ul>
 </div>
 
+
+<div id="tooltip">x</div>
diff --git a/testdata.py b/testdata.py
new file mode 100755 (executable)
index 0000000..8266f79
--- /dev/null
@@ -0,0 +1,36 @@
+#!/usr/bin/python
+
+import db
+import datetime
+import random
+
+s = db.connect()
+
+items = ('pan',
+         'leche',
+         'huevos',
+         'mantequilla',
+         'jamon',
+         'queso',
+         'azucar',
+         'chocolate',
+         'agua',
+         'vino',
+         'cerveza',
+         'pizzas',
+)
+
+for i in items:
+    item = db.Item(i)
+    s.add(item)
+
+first = datetime.datetime(2009, 1, 12)
+
+for i in range(20):
+    cost = random.randint(10,70)
+    purchase = db.Purchase(float(cost), [random.choice(items) for i in range(4)])
+    purchase.atime = first
+    first += datetime.timedelta(random.randint(7, 20))
+    s.add(purchase)
+
+s.commit()
diff --git a/view/barchar.py b/view/barchar.py
deleted file mode 100644 (file)
index 7fb7bcc..0000000
+++ /dev/null
@@ -1,23 +0,0 @@
-import sys
-
-from pychart import * 
-
-def create_chart(file, data, size=(700, 300)):
-    can = canvas.init(file)
-
-    theme.use_color = True
-    theme.default_font_size = 11
-
-    ar = area.T(size=size,
-                x_coord=category_coord.T(data, 0),
-                y_axis = axis.Y(label="gastado", tic_interval=20),
-                x_axis = axis.X(label=None),
-                legend=None)
-
-    ar.add_plot(bar_plot.T(cluster=(0,1), data=data, width=50, hcol=1,
-                           data_label_format="/o/7{}%d",
-                           fill_style=fill_style.red))
-
-    ar.draw(can)
-    can.close()
-
index e5e5348..b58135b 100644 (file)
@@ -4,10 +4,6 @@ import login
 
 import datetime
 
-import barchar
-import random
-import os
-
 class List:
     @login.authenticated
     def GET(self, *args):
@@ -112,17 +108,11 @@ class Purchase:
             x = allm.one()[0]
             if not x: x = 0
             else: x = float(x)
-            data.append((m, x))
+            data.append([i, x])
 
             if x:
                 purchases.append((m, x, all2))
 
-        directory = 'static/charts/'
-        #for i in os.listdir(directory):
-        #    os.remove(directory+i)
-        chart = directory + "chart%d.png" % random.randint(1,100)
-        barchar.create_chart(chart, data)
-        
-        return web.ctx.render.purchase(y, chart, purchases)
+        return web.ctx.render.purchase(y, str(data), purchases)