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00020
#include "imageposition.h"
00021
00022
#include <qpainter.h>
00023
#include <kstandarddirs.h>
00024
00025
static void draw3DPage(
QPainter *p,
QRect r)
00026 {
00027
00028 p->fillRect(r,Qt::white);
00029
00030 p->setPen(Qt::black);
00031 p->moveTo(r.left(),r.bottom());
00032 p->lineTo(r.right(),r.bottom());
00033 p->lineTo(r.right(),r.top());
00034 p->setPen(Qt::darkGray);
00035 p->lineTo(r.left(),r.top());
00036 p->lineTo(r.left(),r.bottom());
00037 p->setPen(Qt::gray);
00038 p->moveTo(r.left()+1,r.bottom()-1);
00039 p->lineTo(r.right()-1,r.bottom()-1);
00040 p->lineTo(r.right()-1,r.top()+1);
00041 }
00042
00043 ImagePosition::ImagePosition(
QWidget *parent,
const char *name)
00044 :
QWidget(parent,name)
00045 {
00046 position_ = Center;
00047 setMinimumSize(sizeHint());
00048 setSizePolicy(
QSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::MinimumExpanding));
00049 pix_.load(locate(
"data",
"kdeprint/preview-mini.png"));
00050 }
00051
00052 ImagePosition::~ImagePosition()
00053 {
00054 }
00055
00056
void ImagePosition::setPosition(
const char *type)
00057 {
00058
int pos(Center);
00059
if (strcmp(type,
"top-left") == 0) pos = TopLeft;
00060
else if (strcmp(type,
"top") == 0) pos = Top;
00061
else if (strcmp(type,
"top-right") == 0) pos = TopRight;
00062
else if (strcmp(type,
"left") == 0) pos = Left;
00063
else if (strcmp(type,
"center") == 0) pos = Center;
00064
else if (strcmp(type,
"right") == 0) pos = Right;
00065
else if (strcmp(type,
"bottom-left") == 0) pos = BottomLeft;
00066
else if (strcmp(type,
"bottom") == 0) pos = Bottom;
00067
else if (strcmp(type,
"bottom-right") == 0) pos = BottomRight;
00068 setPosition((PositionType)pos);
00069 }
00070
00071
void ImagePosition::setPosition(PositionType type)
00072 {
00073
if (position_ != type) {
00074 position_ = type;
00075 update();
00076 }
00077 }
00078
00079
void ImagePosition::setPosition(
int horiz,
int vert)
00080 {
00081
int type = vert*3+horiz;
00082 setPosition((PositionType)type);
00083 }
00084
00085
QString ImagePosition::positionString()
const
00086
{
00087
switch (position_) {
00088
case TopLeft:
return "top-left";
00089
case Top:
return "top";
00090
case TopRight:
return "top-right";
00091
case Left:
return "left";
00092
case Center:
return "center";
00093
case Right:
return "right";
00094
case BottomLeft:
return "bottom-left";
00095
case Bottom:
return "bottom";
00096
case BottomRight:
return "bottom-right";
00097 }
00098
return "center";
00099 }
00100
00101
void ImagePosition::paintEvent(
QPaintEvent*)
00102 {
00103
int horiz, vert, x, y;
00104
int margin = 5;
00105
int pw(width()), ph(height()), px(0), py(0);
00106
00107
if (pw > ((ph * 3) / 4))
00108 {
00109 pw = (ph * 3) / 4;
00110 px = (width() - pw) / 2;
00111 }
00112
else
00113 {
00114 ph = (pw * 4) / 3;
00115 py = (height() - ph) / 2;
00116 }
00117
QRect page(px, py, pw, ph), img(0, 0, pix_.width(), pix_.height());
00118
00119
00120 horiz = position_%3;
00121 vert = position_/3;
00122
switch (horiz) {
00123
case 0: x = page.left()+margin;
break;
00124
default:
00125
case 1: x = (page.left()+page.right()-img.width())/2;
break;
00126
case 2: x = page.right()-margin-img.width();
break;
00127 }
00128
switch (vert) {
00129
case 0: y = page.top()+margin;
break;
00130
default:
00131
case 1: y = (page.top()+page.bottom()-img.height())/2;
break;
00132
case 2: y = page.bottom()-margin-img.height();
break;
00133 }
00134 img.moveTopLeft(
QPoint(x,y));
00135
00136
00137
QPainter p(
this);
00138 draw3DPage(&p,page);
00139
00140
00141
00142
00143
00144
00145 p.drawPixmap(x, y, pix_);
00146
00147 p.end();
00148 }
00149
00150
QSize ImagePosition::sizeHint()
const
00151
{
00152
return QSize(60, 80);
00153 }