rrect.cpp File Reference

#include "gm/gm.h"
#include "include/core/SkCanvas.h"
#include "include/core/SkColor.h"
#include "include/core/SkPaint.h"
#include "include/core/SkPoint.h"
#include "include/core/SkRRect.h"
#include "include/core/SkRect.h"
#include "include/core/SkScalar.h"
#include "include/core/SkSize.h"
#include "include/core/SkString.h"
#include "include/core/SkTypes.h"
#include "tools/ToolUtils.h"

Go to the source code of this file.

Classes
class	RRectGM

Typedefs
typedef void(*	InsetProc) (const SkRRect &, SkScalar dx, SkScalar dy, SkRRect *)

Functions
static void	inset0 (const SkRRect &src, SkScalar dx, SkScalar dy, SkRRect *dst)
static void	inset1 (const SkRRect &src, SkScalar dx, SkScalar dy, SkRRect *dst)
static void	inset2 (const SkRRect &src, SkScalar dx, SkScalar dy, SkRRect *dst)
static SkScalar	prop (SkScalar radius, SkScalar newSize, SkScalar oldSize)
static void	inset3 (const SkRRect &src, SkScalar dx, SkScalar dy, SkRRect *dst)
static void	draw_rrect_color (SkCanvas *canvas, const SkRRect &rrect)
static void	drawrr (SkCanvas *canvas, const SkRRect &rrect, InsetProc proc)

Typedef Documentation

InsetProc

typedef void(* InsetProc) (const SkRRect &, SkScalar dx, SkScalar dy, SkRRect *)

Definition at line 21 of file rrect.cpp.

Function Documentation

draw_rrect_color()

static void draw_rrect_color ( SkCanvas *  canvas, const SkRRect &  rrect  )

static

Definition at line 107 of file rrect.cpp.

                                                                     {
    SkPaint paint;
    paint.setAntiAlias(true);
    paint.setStyle(SkPaint::kStroke_Style);
 
    if (rrect.isRect()) {
        paint.setColor(SK_ColorRED);
    } else if (rrect.isOval()) {
        paint.setColor(ToolUtils::color_to_565(0xFF008800));
    } else if (rrect.isSimple()) {
        paint.setColor(SK_ColorBLUE);
    } else {
        paint.setColor(SK_ColorBLACK);
    }
    canvas->drawRRect(rrect, paint);
}

drawrr()

static void drawrr ( SkCanvas *  canvas, const SkRRect &  rrect, InsetProc  proc  )

static

Definition at line 124 of file rrect.cpp.

                                                                           {
    SkRRect rr;
    for (SkScalar d = -30; d <= 30; d += 5) {
        proc(rrect, d, d, &rr);
        draw_rrect_color(canvas, rr);
    }
}

inset0()

static void inset0 ( const SkRRect &  src, SkScalar  dx, SkScalar  dy, SkRRect *  dst  )

static

Definition at line 23 of file rrect.cpp.

                                                                               {
    SkRect r = src.rect();
 
    r.inset(dx, dy);
    if (r.isEmpty()) {
        dst->setEmpty();
        return;
    }
 
    SkVector radii[4];
    for (int i = 0; i < 4; ++i) {
        radii[i] = src.radii((SkRRect::Corner)i);
    }
    for (int i = 0; i < 4; ++i) {
        radii[i].fX -= dx;
        radii[i].fY -= dy;
    }
    dst->setRectRadii(r, radii);
}

inset1()

static void inset1 ( const SkRRect &  src, SkScalar  dx, SkScalar  dy, SkRRect *  dst  )

static

Definition at line 43 of file rrect.cpp.

                                                                               {
    SkRect r = src.rect();
 
    r.inset(dx, dy);
    if (r.isEmpty()) {
        dst->setEmpty();
        return;
    }
 
    SkVector radii[4];
    for (int i = 0; i < 4; ++i) {
        radii[i] = src.radii((SkRRect::Corner)i);
    }
    dst->setRectRadii(r, radii);
}

inset2()

static void inset2 ( const SkRRect &  src, SkScalar  dx, SkScalar  dy, SkRRect *  dst  )

static

Definition at line 59 of file rrect.cpp.

                                                                               {
    SkRect r = src.rect();
 
    r.inset(dx, dy);
    if (r.isEmpty()) {
        dst->setEmpty();
        return;
    }
 
    SkVector radii[4];
    for (int i = 0; i < 4; ++i) {
        radii[i] = src.radii((SkRRect::Corner)i);
    }
    for (int i = 0; i < 4; ++i) {
        if (radii[i].fX) {
            radii[i].fX -= dx;
        }
        if (radii[i].fY) {
            radii[i].fY -= dy;
        }
    }
    dst->setRectRadii(r, radii);
}

inset3()

static void inset3 ( const SkRRect &  src, SkScalar  dx, SkScalar  dy, SkRRect *  dst  )

static

Definition at line 87 of file rrect.cpp.

                                                                               {
    SkRect r = src.rect();
 
    r.inset(dx, dy);
    if (r.isEmpty()) {
        dst->setEmpty();
        return;
    }
 
    SkVector radii[4];
    for (int i = 0; i < 4; ++i) {
        radii[i] = src.radii((SkRRect::Corner)i);
    }
    for (int i = 0; i < 4; ++i) {
        radii[i].fX = prop(radii[i].fX, r.width(), src.rect().width());
        radii[i].fY = prop(radii[i].fY, r.height(), src.rect().height());
    }
    dst->setRectRadii(r, radii);
}

prop()

static SkScalar prop ( SkScalar  radius, SkScalar  newSize, SkScalar  oldSize  )

static

Definition at line 83 of file rrect.cpp.

                                                                          {
    return newSize * radius / oldSize;
}