www.pudn.com > screensaver.rar > DoShapes.c

#include "DoShapes.h" 
#include "commonlib.h" 
#include "genlib.h" 
#include "simpio.h" 
#include "graphics.h" 
#include "extgraph.h" 
#include "random.h" 
#include "GUILib.h" 
#include "strlib.h" 
#include "vkey.h" 
#include "Label.h" 
 
#define SHAPE_MAX 4 
#define SHAPE_RECTANGLE 1 
#define SHAPE_TRIPANGLE 2 
#define SHAPE_CIRCLE 3 
#define SHAPE_TEXT 4 
 
#define RANGE_LOW 0.3 
#define RANGE_HIGH 0.9 
 
#define GEN_BUTTON(L,T,W,H,C,E) GenWindow(L, T, W, H, C, E, NULL, NULL, NULL, NULL, NULL) 
#define GEN_EVENT(N) void N(handle_t win) 
 
void DoDrawRectAngle(double x, double y, double dblSolidlity); 
void DoDrawTripangle(double x, double y, double dblSolidlity); 
void DoDrawCircle(double x, double y, double dblSolidlity); 
void DoDrawText(double x, double y, string strText); 
void DoDrawShape(double dblSolidlity, string strText); 
GEN_EVENT(btnOk_OnClick); 
GEN_EVENT(btnIncrease_OnClick); 
GEN_EVENT(btnDecrease_OnClick); 
GEN_EVENT(btnBackspace_OnClick); 
GEN_EVENT(btnCancel_OnClick); 
GEN_EVENT(btnDrawShape_OnClick); 
void OnKeyPress(char c); 
 
static handle_t lblText, lblDentisy; 
static handle_t txtText, txtDentisy; 
static handle_t btnOk, btnIncrease, btnDecrease, btnBackspace, btnCancel, btnDrawShape; 
static string strPhrase; 
static double dblDentisy; 
static bool blnExit; 
 
void DoShapes (void) 
{ 
	//						Left			Top				Width	Height	Text		OnClick 
	lblText = GEN_BUTTON(		1,		WINDOW_HEIGHT - 1,		1,	0.3, "PHRASE:",		NULL); 
	lblDentisy = GEN_BUTTON(	1,		WINDOW_HEIGHT - 1.4,	1,	0.3, "DENTISY:",	NULL); 
	txtText = GEN_BUTTON(		2.1,	WINDOW_HEIGHT - 1,		4,	0.3, "",			NULL); 
	txtDentisy = (handle_t)GEN_LABEL(		2.1,	WINDOW_HEIGHT - 1.4,	1,	0.3, "0.5",			ALIGN_CENTER); 
	btnOk = GEN_BUTTON(			1,		WINDOW_HEIGHT - 1.8,	1,	0.3, "OK",			btnOk_OnClick); 
	btnIncrease = GEN_BUTTON(	3.2,	WINDOW_HEIGHT - 1.4,	1,	0.3, "INCREASE",	btnIncrease_OnClick); 
	btnDecrease = GEN_BUTTON(	4.3,	WINDOW_HEIGHT - 1.4,	1,	0.3, "DECREASE",	btnDecrease_OnClick); 
	btnBackspace = GEN_BUTTON(	6.2,	WINDOW_HEIGHT - 1,	  1.5,	0.3, "BACKSPACE",	btnBackspace_OnClick); 
	btnCancel = GEN_BUTTON(		2.1,	WINDOW_HEIGHT - 1.8,	1,	0.3, "Cancel",		btnCancel_OnClick); 
	btnDrawShape = GEN_BUTTON(	3.2,	WINDOW_HEIGHT - 1.8,	1,	0.3, "DoDrawShape()",btnDrawShape_OnClick); 
	((label_h)txtDentisy)->bgcolor = "Blue"; 
	((label_h)txtDentisy)->bgdentisy = 0.5; 
	CreateWindow(lblText); 
	CreateWindow(lblDentisy); 
	CreateWindow(txtText); 
	CreateWindow(txtDentisy); 
	CreateWindow(btnOk); 
	CreateWindow(btnIncrease); 
	CreateWindow(btnDecrease); 
	CreateWindow(btnBackspace); 
	CreateWindow(btnCancel); 
	CreateWindow(btnDrawShape); 
	 
	blnExit = FALSE; 
 
	SetupKeyboard(OnKeyPress); 
 
	StartGUI(); 
 
	DrawFilledRectangle(0, 0, GetWindowWidth(), GetWindowHeight(), "White"); 
 
	while(!blnExit) 
	{ 
		blnExit = MouseButtonIsDown(); 
		DoDrawShape(dblDentisy, strPhrase); 
		Wait(10); 
	} 
} 
 
void DoDrawRectAngle(double x, double y, double dblSolidlity) 
{ 
	double dblWidth, dblHeight; 
 
	dblWidth = RandomReal(RANGE_LOW, RANGE_HIGH); 
	dblHeight = RandomReal(RANGE_LOW, RANGE_HIGH); 
 
	SetPenColor(GetRandomColor()); 
 
	StartFilledRegion(dblSolidlity); 
	 
	DrawBoxEx(x, y, dblWidth, dblHeight); 
 
	EndFilledRegion(); 
 
	UpdateDisplay(); 
} 
 
void DoDrawTripangle(double x, double y, double dblSolidlity) 
{ 
	//double dblX2, dblY2, dblX3, dblY3; 
	double dblD, dblH; 
 
	dblD = RandomReal(RANGE_LOW, RANGE_HIGH); 
	dblH = RandomReal(RANGE_LOW, RANGE_HIGH); 
 
	/*dblX2 = RandomReal(RANGE_LOW, RANGE_HIGH); 
	dblY2 = RandomReal(RANGE_LOW, RANGE_HIGH); 
	dblX3 = RandomReal(RANGE_LOW, RANGE_HIGH); 
	dblY3 = RandomReal(RANGE_LOW, RANGE_HIGH);*/ 
 
	SetPenColor(GetRandomColor()); 
 
	StartFilledRegion(dblSolidlity); 
		 
	MovePen(x, y); 
	DrawLine(dblD / 2, - dblH); 
	DrawLine(- dblD, 0); 
	DrawLine(dblD / 2, dblH); 
 
	EndFilledRegion(); 
 
	UpdateDisplay(); 
 
} 
 
void DoDrawCircle(double x, double y ,double dblSolidlity) 
{ 
	double dblR; 
 
	dblR = RandomReal(RANGE_LOW, RANGE_HIGH); 
 
	SetPenColor(GetRandomColor()); 
 
	StartFilledRegion(dblSolidlity); 
 
	MovePen(x, y); 
	DrawArc(dblR, 0, 360); 
 
	EndFilledRegion(); 
} 
 
void DoDrawText(double x, double y, string strText) 
{ 
	MovePen(x, y); 
	SetPenColor(GetRandomColor()); 
	DrawTextString(strText); 
} 
 
void DoDrawShape(double dblSolidlity, string strText) 
{ 
	int intShape; 
	double x, y; 
 
	x = RandomReal(0, GetWindowWidth()); 
	y = RandomReal(0, GetWindowHeight()); 
 
	intShape = RandomInteger(1, SHAPE_MAX); 
 
	printf("%d\n", intShape); 
 
	switch(intShape) 
	{ 
		case 1: 
			DoDrawRectAngle(x, y, dblSolidlity); 
		case 2: 
			DoDrawTripangle(x, y, dblSolidlity); 
		case 3: 
			DoDrawCircle(x, y, dblSolidlity); 
		case 4: 
			DoDrawText(x, y, strText); 
	} 
} 
 
GEN_EVENT(btnOk_OnClick) 
{ 
	RemoveKeyboard(); 
	strPhrase = txtText->text; 
	dblDentisy = StringToReal(txtDentisy->text); 
	ExitGUI(); 
} 
 
GEN_EVENT(btnIncrease_OnClick) 
{ 
	double dblCurDentisy; 
 
	dblCurDentisy = StringToReal(txtDentisy->text); 
	if (dblCurDentisy <= 0.9) 
	{ 
		dblCurDentisy += 0.1; 
	} 
 
	txtDentisy->text = RealToString(dblCurDentisy); 
	((label_h)txtDentisy)->bgdentisy = dblCurDentisy; 
 
	InvokeRedraw(txtDentisy); 
} 
 
GEN_EVENT(btnDecrease_OnClick) 
{ 
	double dblCurDentisy; 
 
	dblCurDentisy = StringToReal(txtDentisy->text); 
	if (dblCurDentisy >= 0.1) 
	{ 
		dblCurDentisy -= 0.1; 
	} 
 
	txtDentisy->text = RealToString(dblCurDentisy); 
	((label_h)txtDentisy)->bgdentisy = dblCurDentisy; 
 
	InvokeRedraw(txtDentisy); 
} 
 
void OnKeyPress(char c) 
{ 
	txtText->text=Concat(txtText->text, CharToString(c)); 
	InvokeRedraw(txtText); 
} 
 
GEN_EVENT(btnBackspace_OnClick) 
{ 
	int intLen; 
 
	intLen = StringLength(txtText->text); 
 
	if (intLen <= 1) 
	{ 
		txtText->text = ""; 
	} else 
	{ 
		txtText->text = SubString(txtText->text, 0, intLen - 2); 
	} 
 
	InvokeRedraw(txtText); 
} 
 
GEN_EVENT(btnCancel_OnClick) 
{ 
	blnExit = TRUE; 
	RemoveKeyboard(); 
	ExitGUI(); 
} 
 
GEN_EVENT(btnDrawShape_OnClick) 
{ 
	string strPhrase; 
	double dblDentisy; 
 
	strPhrase = txtText->text; 
	dblDentisy = StringToReal(txtDentisy->text); 
 
	DoDrawShape(dblDentisy, strPhrase); 
}