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Code Issues 33 Projects Packages Wiki Activity Actions

Added a simple example demonstrating DrawPolyPolyPolygon & DrawPolyPolyline; removed double #include from Shapes.cpp; added a final CRLF to Big.cpp to avoid GCC complaints.

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git-svn-id: svn://ultimatepp.org/upp/trunk@1449 f0d560ea-af0d-0410-9eb7-867de7ffcac7
This commit is contained in:
rylek 2009-07-28 08:43:55 +00:00
parent 85e9fb7a27
commit e89702bcc4
4 changed files with 101 additions and 55 deletions
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102
examples/PainterExamples/Big.cpp
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@ -1,51 +1,51 @@
#include "Examples.h"
#ifndef _DEBUG
void Big(Painter& sw)
{
int n = 0;
double sgn = 1;
for(double r = 400; r > 5; r -= 3) {
for(double i = 0; i < 400; i++) {
Pointf p = Polar(sgn * i * M_2PI / 400) * r + Pointf(400, 400);
if(i)
sw.Line(p);
else
sw.Move(p);
sw.Line(Polar(sgn * (i * M_2PI / 400 + M_2PI / 800)) * (r - 6) + Pointf(400, 400));
n += 2;
}
sw.Close();
sgn = -sgn;
}
sw.Fill(Black());
sw.Text(0, 0, "Elements: " + AsString(n), Arial(20)).Fill(Blue());
}
void BigStroke(Painter& sw)
{
int n = 0;
double r = 400;
int i = 0;
while(r > 5) {
Pointf p = Polar(i * M_2PI / 400) * r + Pointf(400, 400);
if(i)
sw.Line(p);
else
sw.Move(p);
sw.Line(Polar((i * M_2PI / 400 + M_2PI / 800)) * (r - 3) + Pointf(400, 400));
n += 2;
r = r - 0.01;
i++;
}
sw.Stroke(1, Black());
sw.Text(0, 0, "Elements: " + AsString(n), Arial(20)).Fill(Blue());
}
INITBLOCK {
RegisterExample("Really Big Polygon", Big);
RegisterExample("Really Big Stroke", BigStroke);
}
#endif
#include "Examples.h"
#ifndef _DEBUG
void Big(Painter& sw)
{
int n = 0;
double sgn = 1;
for(double r = 400; r > 5; r -= 3) {
for(double i = 0; i < 400; i++) {
Pointf p = Polar(sgn * i * M_2PI / 400) * r + Pointf(400, 400);
if(i)
sw.Line(p);
else
sw.Move(p);
sw.Line(Polar(sgn * (i * M_2PI / 400 + M_2PI / 800)) * (r - 6) + Pointf(400, 400));
n += 2;
}
sw.Close();
sgn = -sgn;
}
sw.Fill(Black());
sw.Text(0, 0, "Elements: " + AsString(n), Arial(20)).Fill(Blue());
}
void BigStroke(Painter& sw)
{
int n = 0;
double r = 400;
int i = 0;
while(r > 5) {
Pointf p = Polar(i * M_2PI / 400) * r + Pointf(400, 400);
if(i)
sw.Line(p);
else
sw.Move(p);
sw.Line(Polar((i * M_2PI / 400 + M_2PI / 800)) * (r - 3) + Pointf(400, 400));
n += 2;
r = r - 0.01;
i++;
}
sw.Stroke(1, Black());
sw.Text(0, 0, "Elements: " + AsString(n), Arial(20)).Fill(Blue());
}
INITBLOCK {
RegisterExample("Really Big Polygon", Big);
RegisterExample("Really Big Stroke", BigStroke);
}
#endif

6
examples/PainterExamples/PainterExamples.upp
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@ -1,4 +1,4 @@
description "Antialiased renderer class, Painter, examples, version 2.0";
description "Antialiased renderer class, Painter, examples, version 2.0\377";
uses
CtrlLib,
@ -31,11 +31,13 @@ file
Arc.cpp,
ThinLine.cpp,
Shapes.cpp,
PolyPoly.cpp,
Big.cpp,
Examples.lay,
Test.iml;
mainconfig
"" = "GUI",
"" = "GUI SSE2";
"" = "GUI SSE2",
"" = "GUI .NOGTK";

46
examples/PainterExamples/PolyPoly.cpp Normal file
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@ -0,0 +1,46 @@
#include "Examples.h"
void PolyPolyPolygon(Painter& sw)
{
Point points[12][2][4];
int subpolygon_counts[12][2];
int disjunct_counts[12];
Point lpoints[12][5];
int lcounts[12][2];
Pointf center(400, 300);
static const double out_delta = 2 * M_PI / 24;
static const double in_delta = 2 * M_PI / 48;
for(int i = 0; i < 12; i++) {
double angle = i * 2 * M_PI / 12;
points[i][0][0] = Polar(center, 200, angle);
points[i][0][1] = Polar(center, 120, angle - out_delta);
points[i][0][2] = Polar(center, 40, angle);
points[i][0][3] = Polar(center, 120, angle + out_delta);
points[i][1][0] = Polar(center, 160, angle);
points[i][1][1] = Polar(center, 120, angle + in_delta);
points[i][1][2] = Polar(center, 80, angle);
points[i][1][3] = Polar(center, 120, angle - in_delta);
subpolygon_counts[i][0] = 4;
subpolygon_counts[i][1] = 4;
disjunct_counts[i] = subpolygon_counts[i][0] + subpolygon_counts[i][1];
lpoints[i][0] = Polar(center, 260, angle + in_delta);
lpoints[i][1] = Polar(center, 230, angle);
lpoints[i][2] = Polar(center, 260, angle - in_delta);
lcounts[i][0] = 3;
lpoints[i][3] = Polar(center, 280, angle + in_delta);
lpoints[i][4] = Polar(center, 280, angle - in_delta);
lcounts[i][1] = 2;
}
sw.DrawPolyPolyPolygon(points[0][0], sizeof(points) / sizeof(Point),
subpolygon_counts[0], sizeof(subpolygon_counts) / sizeof(int),
disjunct_counts, sizeof(disjunct_counts) / sizeof(int),
LtBlue(), 4, LtRed(), I64(0xF0F0F0F00F0F0F0F));
sw.DrawPolyPolyline(lpoints[0], sizeof(lpoints) / sizeof(Point),
lcounts[0], sizeof(lcounts) / sizeof(int),
4, Color(0, 192, 0));
}
INITBLOCK {
RegisterExample("PolyPolyPolygon", PolyPolyPolygon);
}

2
examples/PainterExamples/Shapes.cpp
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@ -1,7 +1,5 @@
#include "Examples.h"
#include "Examples.h"
void RoundedRect(Painter& sw)
{
sw.RoundedRectangle(100, 100, 400, 200, 20).Stroke(2, Black());