From d577d991b97ae2b5ee1af23641bcffc3f83af5b2 Mon Sep 17 00:00:00 2001
From: Pixel <pixel@nobis-crew.org>
Date: Wed, 4 Nov 2009 11:56:41 -0800
Subject: Initial import. Contains the im, cd and iup librairies, and a
 "working" Makefile for them under linux.

---
 iup/test/pplot.c | 699 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 699 insertions(+)
 create mode 100755 iup/test/pplot.c

(limited to 'iup/test/pplot.c')

diff --git a/iup/test/pplot.c b/iup/test/pplot.c
new file mode 100755
index 0000000..639aa34
--- /dev/null
+++ b/iup/test/pplot.c
@@ -0,0 +1,699 @@
+/*
+ * IupPPlot Test
+ * Description : Create all built-in plots.
+ *               It is organised as two side-by-side panels:
+ *                 - left panel for current plot control
+ *                 - right panel containg tabbed plots
+ *      Remark : depend on libs IUP, CD, IUP_PPLOT
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <math.h>
+
+
+#include "iup.h"
+#include "iupcontrols.h"
+#include "iup_pplot.h"
+
+#include <cd.h>
+#include <cdiup.h>
+#include <cdpdf.h>
+#include <cdgdiplus.h>
+
+
+#define MAXPLOT 6  /* room for examples */
+
+
+static Ihandle *plot[MAXPLOT] = {NULL}; /* PPlot controls */
+static Ihandle *dial1, *dial2,          /* dials for zooming */
+        *tgg1, *tgg2,            /* autoscale on|off toggles */
+        *tgg3, *tgg4,            /* grid show|hide toggles */
+        *tgg5,                   /* legend show|hide toggle */
+        *tabs;                   /* tabbed control */
+
+static int delete_cb(Ihandle* ih, int index, int sample_index, float x, float y)
+{
+  printf("DELETE_CB(%d, %d, %g, %g)\n", index, sample_index, x, y);
+  return IUP_DEFAULT;
+}
+
+static int select_cb(Ihandle* ih, int index, int sample_index, float x, float y, int select)
+{
+  printf("SELECT_CB(%d, %d, %g, %g, %d)\n", index, sample_index, x, y, select);
+  return IUP_DEFAULT;
+}
+
+static int edit_cb(Ihandle* ih, int index, int sample_index, float x, float y, float *new_x, float *new_y)
+{
+  printf("EDIT_CB(%d, %d, %g, %g, %g, %g)\n", index, sample_index, x, y, *new_x, *new_y);
+  return IUP_DEFAULT;
+}
+
+static int postdraw_cb(Ihandle* ih, cdCanvas* cnv)
+{
+  int ix, iy;
+
+  IupPPlotTransform(ih, 0.003f, 0.02f, &ix, &iy);
+  cdCanvasFont(cnv, NULL, CD_BOLD, 10);
+  cdCanvasTextAlignment(cnv, CD_SOUTH);
+  cdCanvasText(cnv, ix, iy, "My Inline Legend");
+  printf("POSTDRAW_CB()\n");
+
+  return IUP_DEFAULT;
+}
+
+static int predraw_cb(Ihandle* ih, cdCanvas* cnv)
+{
+  printf("PREDRAW_CB()\n");
+  return IUP_DEFAULT;
+}
+
+static void InitPlots(void)
+{
+  int theI;
+  float x, y, theFac;
+
+  /* PLOT 0 - MakeExamplePlot1 */
+  IupSetAttribute(plot[0], "TITLE", "AutoScale");
+  IupSetAttribute(plot[0], "MARGINTOP", "40");
+  IupSetAttribute(plot[0], "MARGINLEFT", "40");
+  IupSetAttribute(plot[0], "MARGINBOTTOM", "50");
+  IupSetAttribute(plot[0], "TITLEFONTSIZE", "16");
+  IupSetAttribute(plot[0], "LEGENDSHOW", "YES");
+  IupSetAttribute(plot[0], "AXS_XLABEL", "gnu (Foo)");
+  IupSetAttribute(plot[0], "AXS_YLABEL", "Space (m^3)");
+  IupSetAttribute(plot[0], "AXS_YFONTSIZE", "8");
+  IupSetAttribute(plot[0], "AXS_YTICKFONTSIZE", "8");
+  IupSetAttribute(plot[0], "AXS_XFONTSIZE", "10");
+  IupSetAttribute(plot[0], "AXS_YFONTSIZE", "10");
+  IupSetAttribute(plot[0], "AXS_XLABELCENTERED", "NO");
+  IupSetAttribute(plot[0], "AXS_YLABELCENTERED", "NO");
+  
+//  IupSetAttribute(plot[0], "USE_IMAGERGB", "YES");
+//  IupSetAttribute(plot[0], "USE_GDI+", "YES");
+
+  theFac = (float)1.0/(100*100*100);
+  IupPPlotBegin(plot[0], 0);
+  for (theI=-100; theI<=100; theI++) 
+  {
+    x = (float)(theI+50);
+    y = theFac*theI*theI*theI;
+    IupPPlotAdd(plot[0], x, y);
+  }
+  IupPPlotEnd(plot[0]);
+  IupSetAttribute(plot[0], "DS_LINEWIDTH", "3");
+  IupSetAttribute(plot[0], "DS_LEGEND", "Line");
+
+  theFac = (float)2.0/100;
+  IupPPlotBegin(plot[0], 0);
+  for (theI=-100; theI<=100; theI++) 
+  {
+    x = (float)theI;
+    y = -theFac*theI;
+    IupPPlotAdd(plot[0], x, y);
+  }
+  IupPPlotEnd(plot[0]);
+  IupSetAttribute(plot[0], "DS_LEGEND", "Curve 1");
+
+  IupPPlotBegin(plot[0], 0);
+  for (theI=-100; theI<=100; theI++) 
+  {
+    x = (float)(0.01*theI*theI-30);
+    y = (float)0.01*theI;
+    IupPPlotAdd(plot[0], x, y);
+  }
+  IupPPlotEnd(plot[0]);
+  IupSetAttribute(plot[0], "DS_LEGEND", "Curve 2");
+
+
+  /* PLOT 1 - MakeExamplePlot2 */
+  IupSetAttribute(plot[1], "TITLE", "No Autoscale+No CrossOrigin");
+  IupSetAttribute(plot[1], "TITLEFONTSIZE", "16");
+  IupSetAttribute(plot[1], "MARGINTOP", "40");
+  IupSetAttribute(plot[1], "MARGINLEFT", "65");
+  IupSetAttribute(plot[1], "MARGINBOTTOM", "60");
+  IupSetAttribute(plot[1], "BGCOLOR", "0 192 192");
+  IupSetAttribute(plot[1], "AXS_XLABEL", "Tg (X)");
+  IupSetAttribute(plot[1], "AXS_YLABEL", "Tg (Y)");
+  IupSetAttribute(plot[1], "AXS_XAUTOMIN", "NO");
+  IupSetAttribute(plot[1], "AXS_XAUTOMAX", "NO");
+  IupSetAttribute(plot[1], "AXS_YAUTOMIN", "NO");
+  IupSetAttribute(plot[1], "AXS_YAUTOMAX", "NO");
+  IupSetAttribute(plot[1], "AXS_XMIN", "10");
+  IupSetAttribute(plot[1], "AXS_XMAX", "60");
+  IupSetAttribute(plot[1], "AXS_YMIN", "-0.5");
+  IupSetAttribute(plot[1], "AXS_YMAX", "0.5");
+  IupSetAttribute(plot[1], "AXS_XCROSSORIGIN", "NO");
+  IupSetAttribute(plot[1], "AXS_YCROSSORIGIN", "NO");
+  IupSetAttribute(plot[1], "AXS_XFONTSTYLE", "BOLD");
+  IupSetAttribute(plot[1], "AXS_YFONTSTYLE", "BOLD");
+  IupSetAttribute(plot[1], "AXS_XREVERSE", "YES");
+  IupSetAttribute(plot[1], "GRIDCOLOR", "128 255 128");
+  IupSetAttribute(plot[1], "GRIDLINESTYLE", "DOTTED");
+  IupSetAttribute(plot[1], "GRID", "YES");
+  IupSetAttribute(plot[1], "LEGENDSHOW", "YES");
+
+  theFac = (float)1.0/(100*100*100);
+  IupPPlotBegin(plot[1], 0);
+  for (theI=0; theI<=100; theI++) 
+  {
+    x = (float)(theI);
+    y = theFac*theI*theI*theI;
+    IupPPlotAdd(plot[1], x, y);
+  }
+  IupPPlotEnd(plot[1]);
+
+  theFac = (float)2.0/100;
+  IupPPlotBegin(plot[1], 0);
+  for (theI=0; theI<=100; theI++) 
+  {
+    x = (float)(theI);
+    y = -theFac*theI;
+    IupPPlotAdd(plot[1], x, y);
+  }
+  IupPPlotEnd(plot[1]);
+
+  /* PLOT 2 - MakeExamplePlot4 */
+  IupSetAttribute(plot[2], "TITLE", "Log Scale");
+  IupSetAttribute(plot[2], "TITLEFONTSIZE", "16");
+  IupSetAttribute(plot[2], "MARGINTOP", "40");
+  IupSetAttribute(plot[2], "MARGINLEFT", "70");
+  IupSetAttribute(plot[2], "MARGINBOTTOM", "60");
+  IupSetAttribute(plot[2], "GRID", "YES");
+  IupSetAttribute(plot[2], "AXS_XSCALE", "LOG10");
+  IupSetAttribute(plot[2], "AXS_YSCALE", "LOG2");
+  IupSetAttribute(plot[2], "AXS_XLABEL", "Tg (X)");
+  IupSetAttribute(plot[2], "AXS_YLABEL", "Tg (Y)");
+  IupSetAttribute(plot[2], "AXS_XFONTSTYLE", "BOLD");
+  IupSetAttribute(plot[2], "AXS_YFONTSTYLE", "BOLD");
+
+  theFac = (float)100.0/(100*100*100);
+  IupPPlotBegin(plot[2], 0);
+  for (theI=0; theI<=100; theI++) 
+  {
+    x = (float)(0.0001+theI*0.001);
+    y = (float)(0.01+theFac*theI*theI*theI);
+    IupPPlotAdd(plot[2], x, y);
+  }
+  IupPPlotEnd(plot[2]);
+  IupSetAttribute(plot[2], "DS_COLOR", "100 100 200");
+
+  /* PLOT 3 - MakeExamplePlot5 */
+  IupSetAttribute(plot[3], "TITLE", "Bar Mode");
+  IupSetAttribute(plot[3], "TITLEFONTSIZE", "16");
+  IupSetAttribute(plot[3], "MARGINTOP", "40");
+  IupSetAttribute(plot[3], "MARGINLEFT", "30");
+  IupSetAttribute(plot[3], "MARGINBOTTOM", "30");
+
+  {
+    const char * kLables[12] = {"jan","feb", "mar", "apr", "may", "jun", "jul", "aug", "sep", "oct", "nov", "dec"};
+    const float kData[12] = {1,2,3,4,5,6,7,8,9,0,1,2};
+    IupPPlotBegin(plot[3], 1);
+    for (theI=0;  theI<12; theI++) 
+      IupPPlotAddStr(plot[3], kLables[theI], kData[theI]);
+  }
+  IupPPlotEnd(plot[3]);
+  IupSetAttribute(plot[3], "DS_COLOR", "100 100 200");
+  IupSetAttribute(plot[3], "DS_MODE", "BAR");
+
+  /* PLOT 4 - MakeExamplePlot6 */
+  IupSetAttribute(plot[4], "TITLE", "Marks Mode");
+  IupSetAttribute(plot[4], "TITLEFONTSIZE", "16");
+  IupSetAttribute(plot[4], "MARGINTOP", "40");
+  IupSetAttribute(plot[4], "MARGINLEFT", "45");
+  IupSetAttribute(plot[4], "MARGINBOTTOM", "40");
+  IupSetAttribute(plot[4], "AXS_XAUTOMIN", "NO");
+  IupSetAttribute(plot[4], "AXS_XAUTOMAX", "NO");
+  IupSetAttribute(plot[4], "AXS_YAUTOMIN", "NO");
+  IupSetAttribute(plot[4], "AXS_YAUTOMAX", "NO");
+  IupSetAttribute(plot[4], "AXS_XMIN", "0");
+  IupSetAttribute(plot[4], "AXS_XMAX", "0.011");
+  IupSetAttribute(plot[4], "AXS_YMIN", "0");
+  IupSetAttribute(plot[4], "AXS_YMAX", "0.22");
+  IupSetAttribute(plot[4], "AXS_XCROSSORIGIN", "NO");
+  IupSetAttribute(plot[4], "AXS_YCROSSORIGIN", "NO");
+  IupSetAttribute(plot[4], "AXS_XTICKFORMAT", "%1.3f");
+  IupSetAttribute(plot[4], "LEGENDSHOW", "YES");
+  IupSetAttribute(plot[4], "LEGENDPOS", "BOTTOMRIGHT");
+
+  theFac = (float)100.0/(100*100*100);
+  IupPPlotBegin(plot[4], 0);
+  for (theI=0; theI<=10; theI++) 
+  {
+    x = (float)(0.0001+theI*0.001);
+    y = (float)(0.01+theFac*theI*theI);
+    IupPPlotAdd(plot[4], x, y);
+  }
+  IupPPlotEnd(plot[4]);
+  IupSetAttribute(plot[4], "DS_MODE", "MARKLINE");
+  IupSetAttribute(plot[4], "DS_SHOWVALUES", "YES");
+
+  IupPPlotBegin(plot[4], 0);
+  for (theI=0; theI<=10; theI++) 
+  {
+    x = (float)(0.0001+theI*0.001);
+    y = (float)(0.2-theFac*theI*theI);
+    IupPPlotAdd(plot[4], x, y);
+  }
+  IupPPlotEnd(plot[4]);
+  IupSetAttribute(plot[4], "DS_MODE", "MARK");
+  IupSetAttribute(plot[4], "DS_MARKSTYLE", "HOLLOW_CIRCLE");
+  
+  /* PLOT 5 - MakeExamplePlot8 */
+  IupSetAttribute(plot[5], "TITLE", "Data Selection and Editing");
+  IupSetAttribute(plot[5], "TITLEFONTSIZE", "16");
+  IupSetAttribute(plot[5], "MARGINTOP", "40");
+
+  theFac = (float)100.0/(100*100*100);
+  IupPPlotBegin(plot[5], 0);
+  for (theI=-10; theI<=10; theI++) 
+  {
+    x = (float)(0.001*theI);
+    y = (float)(0.01+theFac*theI*theI*theI);
+    IupPPlotAdd(plot[5], x, y);
+  }
+  IupPPlotEnd(plot[5]);
+  IupSetAttribute(plot[5], "DS_COLOR", "100 100 200");
+  IupSetAttribute(plot[5], "DS_EDIT", "YES");
+  IupSetCallback(plot[5], "DELETE_CB", (Icallback)delete_cb);
+  IupSetCallback(plot[5], "SELECT_CB", (Icallback)select_cb);
+  IupSetCallback(plot[5], "POSTDRAW_CB", (Icallback)postdraw_cb);
+  IupSetCallback(plot[5], "PREDRAW_CB", (Icallback)predraw_cb);
+  IupSetCallback(plot[5], "EDIT_CB", (Icallback)edit_cb);
+
+}
+
+static int tabs_get_index(void)
+{
+  Ihandle *curr_tab = IupGetHandle(IupGetAttribute(tabs, "VALUE"));
+  char *ss = IupGetAttribute(curr_tab, "TABTITLE");
+  ss += 5; /* Skip "Plot " */
+  return atoi(ss);
+}
+
+/* Some processing required by current tab change: the controls at left
+   will be updated according to current plot props */
+static int tabs_tabchange_cb(Ihandle* self, Ihandle* new_tab)
+{
+  int ii=0;
+
+  char *ss = IupGetAttribute(new_tab, "TABTITLE");
+  ss += 5; /* Skip "Plot " */
+  ii = atoi(ss);
+
+  /* autoscaling X axis */
+  if (IupGetInt(plot[ii], "AXS_XAUTOMIN") && IupGetInt(plot[ii], "AXS_XAUTOMAX")) {
+    IupSetAttribute(tgg2, "VALUE", "ON");
+    IupSetAttribute(dial2, "ACTIVE", "NO");
+  }
+  else {
+    IupSetAttribute(tgg2, "VALUE", "OFF");
+    IupSetAttribute(dial2, "ACTIVE", "YES");
+  }
+  /* autoscaling Y axis */
+  if (IupGetInt(plot[ii], "AXS_YAUTOMIN") && IupGetInt(plot[ii], "AXS_YAUTOMAX")) {
+    IupSetAttribute(tgg1, "VALUE", "ON");
+    IupSetAttribute(dial1, "ACTIVE", "NO");
+  }
+  else {
+    IupSetAttribute(tgg1, "VALUE", "OFF");
+    IupSetAttribute(dial1, "ACTIVE", "YES");
+  }
+
+  /* grid */
+  if (IupGetInt(plot[ii], "GRID"))
+  {
+    IupSetAttribute(tgg3, "VALUE", "ON");
+    IupSetAttribute(tgg4, "VALUE", "ON");
+  }
+  else
+  {
+    /* X axis */
+    if (*IupGetAttribute(plot[ii], "GRID") == 'V')
+      IupSetAttribute(tgg3, "VALUE", "ON");
+    else
+      IupSetAttribute(tgg3, "VALUE", "OFF");
+    /* Y axis */
+    if (*IupGetAttribute(plot[ii], "GRID") == 'H')
+      IupSetAttribute(tgg4, "VALUE", "ON");
+    else
+      IupSetAttribute(tgg4, "VALUE", "OFF");
+  }
+
+  /* legend */
+  if (IupGetInt(plot[ii], "LEGENDSHOW"))
+    IupSetAttribute(tgg5, "VALUE", "ON");
+  else
+    IupSetAttribute(tgg5, "VALUE", "OFF");
+
+  return IUP_DEFAULT;
+}
+
+/* show/hide V grid */
+static int tgg3_cb(Ihandle *self, int v)
+{
+  int ii = tabs_get_index();
+
+  if (v)
+  {
+    if (IupGetInt(tgg4, "VALUE"))
+      IupSetAttribute(plot[ii], "GRID", "YES");
+    else
+      IupSetAttribute(plot[ii], "GRID", "VERTICAL");
+  }
+  else
+  {
+    if (!IupGetInt(tgg4, "VALUE"))
+      IupSetAttribute(plot[ii], "GRID", "NO");
+    else
+      IupSetAttribute(plot[ii], "GRID", "HORIZONTAL");
+  }
+
+  IupSetAttribute(plot[ii], "REDRAW", NULL);
+
+  return IUP_DEFAULT;
+}
+
+
+/* show/hide H grid */
+static int tgg4_cb(Ihandle *self, int v)
+{
+  int ii = tabs_get_index();
+
+  if (v)
+  {
+    if (IupGetInt(tgg3, "VALUE"))
+      IupSetAttribute(plot[ii], "GRID", "YES");
+    else
+      IupSetAttribute(plot[ii], "GRID", "HORIZONTAL");
+  }
+  else
+  {
+    if (!IupGetInt(tgg3, "VALUE"))
+      IupSetAttribute(plot[ii], "GRID", "NO");
+    else
+      IupSetAttribute(plot[ii], "GRID", "VERTICAL");
+  }
+
+  IupSetAttribute(plot[ii], "REDRAW", NULL);
+
+  return IUP_DEFAULT;
+}
+
+
+/* show/hide legend */
+static int tgg5_cb(Ihandle *self, int v)
+{
+  int ii = tabs_get_index();
+
+  if (v)
+    IupSetAttribute(plot[ii], "LEGENDSHOW", "YES");
+  else
+    IupSetAttribute(plot[ii], "LEGENDSHOW", "NO");
+
+  IupSetAttribute(plot[ii], "REDRAW", NULL);
+
+  return IUP_DEFAULT;
+}
+
+
+/* autoscale Y */
+static int tgg1_cb(Ihandle *self, int v)
+{
+  int ii = tabs_get_index();
+
+  if (v) {
+    IupSetAttribute(dial1, "ACTIVE", "NO");
+    IupSetAttribute(plot[ii], "AXS_YAUTOMIN", "YES");
+    IupSetAttribute(plot[ii], "AXS_YAUTOMAX", "YES");
+  }
+  else {
+    IupSetAttribute(dial1, "ACTIVE", "YES");
+    IupSetAttribute(plot[ii], "AXS_YAUTOMIN", "NO");
+    IupSetAttribute(plot[ii], "AXS_YAUTOMAX", "NO");
+  }
+
+  IupSetAttribute(plot[ii], "REDRAW", NULL);
+
+  return IUP_DEFAULT;
+}
+
+
+/* autoscale X */
+static int tgg2_cb(Ihandle *self, int v)
+{
+  int ii = tabs_get_index();
+
+  if (v) {
+    IupSetAttribute(dial2, "ACTIVE", "NO");
+    IupSetAttribute(plot[ii], "AXS_XAUTOMIN", "YES");
+    IupSetAttribute(plot[ii], "AXS_XAUTOMAX", "YES");
+  }
+  else {
+    IupSetAttribute(dial2, "ACTIVE", "YES");
+    IupSetAttribute(plot[ii], "AXS_XAUTOMIN", "NO");
+    IupSetAttribute(plot[ii], "AXS_XAUTOMAX", "NO");
+  }
+
+  IupSetAttribute(plot[ii], "REDRAW", NULL);
+
+  return IUP_DEFAULT;
+}
+
+
+/* Y zoom */
+static int dial1_btndown_cb(Ihandle *self, double angle)
+{
+  int ii = tabs_get_index();
+
+  IupStoreAttribute(plot[ii], "OLD_YMIN", IupGetAttribute(plot[ii], "AXS_YMIN"));
+  IupStoreAttribute(plot[ii], "OLD_YMAX", IupGetAttribute(plot[ii], "AXS_YMAX"));
+
+  return IUP_DEFAULT;
+}
+
+static int dial1_btnup_cb(Ihandle *self, double angle)
+{
+  int ii = tabs_get_index();
+  double x1, x2, xm;
+  char *ss;
+
+  x1 = IupGetFloat(plot[ii], "OLD_YMIN");
+  x2 = IupGetFloat(plot[ii], "OLD_YMAX");
+
+  ss = IupGetAttribute(plot[ii], "AXS_YMODE");
+  if ( ss && ss[3]=='2' ) {
+    /* LOG2:  one circle will zoom 2 times */
+    xm = 4.0 * fabs(angle) / 3.141592;
+    if (angle>0.0) { x2 /= xm; x1 *= xm; }
+    else { x2 *= xm; x1 /= xm; }
+  }
+  if ( ss && ss[3]=='1' ) {
+    /* LOG10:  one circle will zoom 10 times */
+    xm = 10.0 * fabs(angle) / 3.141592;
+    if (angle>0.0) { x2 /= xm; x1 *= xm; }
+    else { x2 *= xm; x1 /= xm; }
+  }
+  else {
+    /* LIN: one circle will zoom 2 times */
+    xm = (x1 + x2) / 2.0;
+    x1 = xm - (xm - x1)*(1.0-angle*1.0/3.141592);
+    x2 = xm + (x2 - xm)*(1.0-angle*1.0/3.141592);
+  }
+
+  if (x1<x2)
+  {
+    IupSetfAttribute(plot[ii], "AXS_YMIN", "%f", x1);
+    IupSetfAttribute(plot[ii], "AXS_YMAX", "%f", x2);
+  }
+
+  IupSetAttribute(plot[ii], "REDRAW", NULL);
+
+  return IUP_DEFAULT;
+}
+
+
+/* X zoom */
+static int dial2_btndown_cb(Ihandle *self, double angle)
+{
+  int ii = tabs_get_index();
+
+  IupStoreAttribute(plot[ii], "OLD_XMIN", IupGetAttribute(plot[ii], "AXS_XMIN"));
+  IupStoreAttribute(plot[ii], "OLD_XMAX", IupGetAttribute(plot[ii], "AXS_XMAX"));
+
+  return IUP_DEFAULT;
+}
+
+static int dial2_btnup_cb(Ihandle *self, double angle)
+{
+  int ii = tabs_get_index();
+  double x1, x2, xm;
+
+  x1 = IupGetFloat(plot[ii], "OLD_XMIN");
+  x2 = IupGetFloat(plot[ii], "OLD_XMAX");
+
+  xm = (x1 + x2) / 2.0;
+
+  x1 = xm - (xm - x1)*(1.0-angle*1.0/3.141592); /* one circle will zoom 2 times */
+  x2 = xm + (x2 - xm)*(1.0-angle*1.0/3.141592);
+
+  IupSetfAttribute(plot[ii], "AXS_XMIN", "%f", x1);
+  IupSetfAttribute(plot[ii], "AXS_XMAX", "%f", x2);
+
+  IupSetAttribute(plot[ii], "REDRAW", NULL);
+
+  return IUP_DEFAULT;
+}
+
+static int bt1_cb(Ihandle *self)
+{
+//  int ii = tabs_get_index();
+//  cdCanvas* cnv = cdCreateCanvas(CD_PDF, "pplot.pdf -o");
+//  IupPPlotPaintTo(plot[ii], cnv);
+//  cdKillCanvas(cnv);
+  return IUP_DEFAULT;
+}
+
+void PPlotTest(void)
+{
+  Ihandle *vboxr[MAXPLOT+1];       /* tabs containing the plots */
+  Ihandle *dlg, *vboxl, *hbox, *lbl1, *lbl2, *lbl3, *bt1,
+          *boxinfo, *boxdial1, *boxdial2, *f1, *f2;
+  int ii;
+
+  IupPPlotOpen();     /* init IupPPlot library */
+
+//  cdInitGdiPlus();
+
+  /* create plots */
+  for (ii=0; ii<MAXPLOT; ii++)
+    plot[ii] = IupPPlot();
+
+  /* left panel: plot control
+     Y zooming               */
+  dial1 = IupDial("VERTICAL");
+  lbl1 = IupLabel("+");
+  lbl2 = IupLabel("-");
+  boxinfo = IupVbox(lbl1, IupFill(), lbl2, NULL);
+  boxdial1 = IupHbox(boxinfo, dial1, NULL);
+
+  IupSetAttribute(boxdial1, "ALIGN", "ACENTER");
+  IupSetAttribute(boxinfo, "ALIGN", "ACENTER");
+  IupSetAttribute(boxinfo, "SIZE", "20x52");
+  IupSetAttribute(boxinfo, "GAP", "2");
+  IupSetAttribute(boxinfo, "MARGIN", "4");
+  IupSetAttribute(boxinfo, "EXPAND", "YES");
+  IupSetAttribute(lbl1, "EXPAND", "NO");
+  IupSetAttribute(lbl2, "EXPAND", "NO");
+
+  IupSetAttribute(dial1, "ACTIVE", "NO");
+  IupSetAttribute(dial1, "SIZE", "20x52");
+  IupSetCallback(dial1, "BUTTON_PRESS_CB", (Icallback)dial1_btndown_cb);
+  IupSetCallback(dial1, "MOUSEMOVE_CB", (Icallback)dial1_btnup_cb);
+  IupSetCallback(dial1, "BUTTON_RELEASE_CB", (Icallback)dial1_btnup_cb);
+
+  tgg1 = IupToggle("Y Autoscale", NULL);
+  IupSetCallback(tgg1, "ACTION", (Icallback)tgg1_cb);
+  IupSetAttribute(tgg1, "VALUE", "ON");
+
+  f1 = IupFrame( IupVbox(boxdial1, tgg1, NULL) );
+  IupSetAttribute(f1, "TITLE", "Y Zoom");
+
+  /* X zooming */
+  dial2 = IupDial("HORIZONTAL");
+  lbl1 = IupLabel("-");
+  lbl2 = IupLabel("+");
+  boxinfo = IupHbox(lbl1, IupFill(), lbl2, NULL);
+  boxdial2 = IupVbox(dial2, boxinfo, NULL);
+
+  IupSetAttribute(boxdial2, "ALIGN", "ACENTER");
+  IupSetAttribute(boxinfo, "ALIGN", "ACENTER");
+  IupSetAttribute(boxinfo, "SIZE", "64x16");
+  IupSetAttribute(boxinfo, "GAP", "2");
+  IupSetAttribute(boxinfo, "MARGIN", "4");
+  IupSetAttribute(boxinfo, "EXPAND", "HORIZONTAL");
+
+  IupSetAttribute(lbl1, "EXPAND", "NO");
+  IupSetAttribute(lbl2, "EXPAND", "NO");
+
+  IupSetAttribute(dial2, "ACTIVE", "NO");
+  IupSetAttribute(dial2, "SIZE", "64x16");
+  IupSetCallback(dial2, "BUTTON_PRESS_CB", (Icallback)dial2_btndown_cb);
+  IupSetCallback(dial2, "MOUSEMOVE_CB", (Icallback)dial2_btnup_cb);
+  IupSetCallback(dial2, "BUTTON_RELEASE_CB", (Icallback)dial2_btnup_cb);
+
+  tgg2 = IupToggle("X Autoscale", NULL);
+  IupSetCallback(tgg2, "ACTION", (Icallback)tgg2_cb);
+
+  f2 = IupFrame( IupVbox(boxdial2, tgg2, NULL) );
+  IupSetAttribute(f2, "TITLE", "X Zoom");
+
+  lbl1 = IupLabel("");
+  IupSetAttribute(lbl1, "SEPARATOR", "HORIZONTAL");
+
+  tgg3 = IupToggle("Vertical Grid", NULL);
+  IupSetCallback(tgg3, "ACTION", (Icallback)tgg3_cb);
+  tgg4 = IupToggle("Horizontal Grid", NULL);
+  IupSetCallback(tgg4, "ACTION", (Icallback)tgg4_cb);
+
+  lbl2 = IupLabel("");
+  IupSetAttribute(lbl2, "SEPARATOR", "HORIZONTAL");
+
+  tgg5 = IupToggle("Legend", NULL);
+  IupSetCallback(tgg5, "ACTION", (Icallback)tgg5_cb);
+
+  lbl3 = IupLabel("");
+  IupSetAttribute(lbl3, "SEPARATOR", "HORIZONTAL");
+
+  bt1 = IupButton("Export PDF", NULL);
+  IupSetCallback(bt1, "ACTION", (Icallback)bt1_cb);
+
+  vboxl = IupVbox(f1, f2, lbl1, tgg3, tgg4, lbl2, tgg5, lbl3, bt1, NULL);
+  IupSetAttribute(vboxl, "GAP", "4");
+  IupSetAttribute(vboxl, "EXPAND", "NO");
+
+  /* right panel: tabs with plots */
+  for (ii=0; ii<MAXPLOT; ii++) {
+    vboxr[ii] = IupVbox(plot[ii], NULL); /* each plot a tab */
+    IupSetfAttribute(vboxr[ii], "TABTITLE", "Plot %d", ii); /* name each tab */
+    IupSetHandle(IupGetAttribute(vboxr[ii], "TABTITLE"), vboxr[ii]);
+  }
+  vboxr[MAXPLOT] = NULL; /* mark end of vector */
+
+//  tabs = IupZboxv(vboxr);
+//  IupSetAttribute(tabs, "VALUE", "Plot 3");
+  tabs = IupTabsv(vboxr);
+  IupSetCallback(tabs, "TABCHANGE_CB", (Icallback)tabs_tabchange_cb);
+
+  hbox = IupHbox(vboxl, tabs, NULL);
+  IupSetAttribute(hbox, "MARGIN", "4x4");
+  IupSetAttribute(hbox, "GAP", "10");
+  
+  dlg = IupDialog(hbox);
+  IupSetAttribute(dlg, "SIZE", "170x");
+  IupSetAttribute(dlg, "TITLE", "IupPPlot Example");
+
+  InitPlots(); /* It must be able to be done independent of dlg Mapping */
+
+  tabs_tabchange_cb(tabs, vboxr[0]);
+
+  IupShowXY(dlg, IUP_CENTER, IUP_CENTER);
+  IupSetAttribute(dlg, "SIZE", NULL);
+}
+
+#ifndef BIG_TEST
+int main(int argc, char* argv[])
+{
+  IupOpen(&argc, &argv);
+
+  PPlotTest();
+
+  IupMainLoop();
+
+  IupClose();
+
+  return EXIT_SUCCESS;
+}
+#endif
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