kexi

kexidisplayutils.cpp

00001 /* This file is part of the KDE project
00002    Copyright (C) 2005-2006 Jaroslaw Staniek <js@iidea.pl>
00003 
00004    This program is free software; you can redistribute it and/or
00005    modify it under the terms of the GNU Library General Public
00006    License as published by the Free Software Foundation; either
00007    version 2 of the License, or (at your option) any later version.
00008 
00009    This program is distributed in the hope that it will be useful,
00010    but WITHOUT ANY WARRANTY; without even the implied warranty of
00011    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012    Library General Public License for more details.
00013 
00014    You should have received a copy of the GNU Library General Public License
00015    along with this program; see the file COPYING.  If not, write to
00016    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00017  * Boston, MA 02110-1301, USA.
00018 */
00019 
00020 #include "kexidisplayutils.h"
00021 
00022 #include <qpixmap.h>
00023 #include <qpainter.h>
00024 #include <qimage.h>
00025 #include <qwidget.h>
00026 
00027 #include <klocale.h>
00028 #include <kstaticdeleter.h>
00029 
00030 // a color for displaying default values or autonumbers
00031 #define SPECIAL_TEXT_COLOR Qt::blue
00032 
00033 static KStaticDeleter<QPixmap> KexiDisplayUtils_autonum_deleter;
00034 QPixmap* KexiDisplayUtils_autonum = 0;
00035 
00036 static const unsigned int  autonumber_png_len = 245;
00037 static const unsigned char autonumber_png_data[] = {
00038     0x89,0x50,0x4e,0x47,0x0d,0x0a,0x1a,0x0a,0x00,0x00,0x00,0x0d,0x49,0x48,
00039     0x44,0x52,0x00,0x00,0x00,0x0b,0x00,0x00,0x00,0x0d,0x08,0x06,0x00,0x00,
00040     0x00,0x7f,0xf5,0x94,0x3b,0x00,0x00,0x00,0x06,0x62,0x4b,0x47,0x44,0x00,
00041     0xff,0x00,0xff,0x00,0xff,0xa0,0xbd,0xa7,0x93,0x00,0x00,0x00,0x09,0x70,
00042     0x48,0x59,0x73,0x00,0x00,0x0b,0x11,0x00,0x00,0x0b,0x11,0x01,0x7f,0x64,
00043     0x5f,0x91,0x00,0x00,0x00,0x07,0x74,0x49,0x4d,0x45,0x07,0xd4,0x08,0x14,
00044     0x0c,0x09,0x11,0x18,0x18,0x1d,0x4f,0x00,0x00,0x00,0x82,0x49,0x44,0x41,
00045     0x54,0x78,0x9c,0x8d,0x91,0x41,0x0e,0x03,0x31,0x08,0x03,0x87,0xbe,0x2e,
00046     0x1c,0xb3,0xff,0xbf,0xf6,0x1d,0xee,0x81,0xa0,0x05,0xaa,0x55,0x6b,0x29,
00047     0x92,0x03,0x06,0x59,0x06,0x49,0x48,0x02,0xa4,0xe4,0xf1,0x5f,0x1b,0xa4,
00048     0x78,0x6b,0xc3,0xc2,0x24,0x61,0x86,0x00,0x24,0x8c,0x83,0x53,0x33,0xe9,
00049     0xe6,0xaf,0x29,0x4a,0x48,0x29,0xf4,0x0d,0xbc,0xc1,0xe1,0xc9,0x46,0xb5,
00050     0x72,0xfa,0xcf,0xe2,0x2a,0x4c,0x71,0xf3,0x5c,0x2d,0xd5,0x5a,0xc0,0xcd,
00051     0x62,0xea,0x6f,0xf4,0x88,0x86,0x95,0xf0,0x4a,0xf2,0xee,0x6b,0xf8,0x1e,
00052     0x03,0x55,0xf8,0x73,0xf3,0x28,0x7e,0x6d,0x6e,0x69,0xc4,0xc6,0xfb,0x52,
00053     0x23,0x8d,0x3c,0x56,0x5e,0xd0,0x2f,0x40,0xd1,0xf4,0x6b,0xc4,0xd5,0xf8,
00054     0x07,0x69,0x14,0xc6,0x69,0x9a,0x12,0x79,0x9a,0x00,0x00,0x00,0x00,0x49,
00055     0x45,0x4e,0x44,0xae,0x42,0x60,0x82
00056 };
00057 
00058 /* Generated by qembed */
00059 #include <qcstring.h>
00060 #include <qdict.h>
00061 static struct Embed {
00062     unsigned int size;
00063     const unsigned char *data;
00064     const char *name;
00065 } embed_vec[] = {
00066     { 245, autonumber_png_data, "autonumber.png" },
00067     { 0, 0, 0 }
00068 };
00069 
00070 QPixmap* getPix(int id)
00071 {
00072 //  QByteArray ba;
00073 //  ba.setRawData( (char*)embed_vec[id].data, embed_vec[id].size );
00074     QPixmap *pix = new QPixmap();
00075     pix->loadFromData( embed_vec[id].data, embed_vec[id].size );
00076     return pix;
00077 }
00078 
00079 static void initDisplayUtilsImages()
00080 {
00081     if (!KexiDisplayUtils_autonum) {
00083         KexiDisplayUtils_autonum_deleter.setObject( KexiDisplayUtils_autonum, getPix(0) );
00084     }
00085 }
00086 
00087 //-----------------
00088 
00089 KexiDisplayUtils::DisplayParameters::DisplayParameters()
00090 {
00091 }
00092 
00093 KexiDisplayUtils::DisplayParameters::DisplayParameters(QWidget *w)
00094 {
00095     textColor = w->palette().active().foreground();
00096     selectedTextColor = w->palette().active().highlightedText();
00097     font = w->font();
00098 }
00099 
00100 void KexiDisplayUtils::initDisplayForAutonumberSign(DisplayParameters& par, QWidget *widget)
00101 {
00102     initDisplayUtilsImages();
00103 
00104     par.textColor = SPECIAL_TEXT_COLOR;
00105     par.selectedTextColor = SPECIAL_TEXT_COLOR; //hmm, unused anyway
00106     par.font = widget->font();
00107     par.font.setItalic(true);
00108     QFontMetrics fm(par.font);
00109     par.textWidth = fm.width(i18n("(autonumber)"));
00110     par.textHeight = fm.height();
00111 }
00112 
00113 void KexiDisplayUtils::initDisplayForDefaultValue(DisplayParameters& par, QWidget *widget)
00114 {
00115     par.textColor = SPECIAL_TEXT_COLOR;
00116     par.selectedTextColor = widget->palette().active().highlightedText();
00117     par.font = widget->font();
00118     par.font.setItalic(true);
00119 }
00120 
00121 void KexiDisplayUtils::paintAutonumberSign(const DisplayParameters& par, QPainter* painter, 
00122     int x, int y, int width, int height, int align, bool overrideColor)
00123 {
00124     painter->save();
00125     
00126     painter->setFont(par.font);
00127     if (!overrideColor)
00128         painter->setPen(par.textColor);
00129 
00130 //  int text_x = x;
00131     if (!(align & Qt::AlignVertical_Mask))
00132         align |= Qt::AlignVCenter;
00133     if (!(align & Qt::AlignHorizontal_Mask))
00134         align |= Qt::AlignLeft;
00135 
00136     int y_pixmap_pos = 0;
00137     if (align & Qt::AlignVCenter) {
00138         y_pixmap_pos = QMAX(0, y+1 + (height - KexiDisplayUtils_autonum->height())/2);
00139     }
00140     else if (align & Qt::AlignTop) {
00141         y_pixmap_pos = y + QMAX(0, (par.textHeight - KexiDisplayUtils_autonum->height())/2);
00142     }
00143     else if (align & Qt::AlignBottom) {
00144         y_pixmap_pos = y+1 + height - KexiDisplayUtils_autonum->height() 
00145             - QMAX(0, (par.textHeight - KexiDisplayUtils_autonum->height())/2);
00146     }
00147 
00148     if (align & (Qt::AlignLeft | Qt::AlignJustify)) {
00149 //      text_x = x + KexiDisplayUtils_autonum->width() + 2;
00150         if (!overrideColor) {
00151             painter->drawPixmap( x, y_pixmap_pos, *KexiDisplayUtils_autonum );
00152             x += (KexiDisplayUtils_autonum->width() + 4);
00153         }
00154     }
00155     else if (align & Qt::AlignRight) {
00156         if (!overrideColor) {
00157             painter->drawPixmap( x + width - par.textWidth - KexiDisplayUtils_autonum->width() - 4,
00158                 y_pixmap_pos, *KexiDisplayUtils_autonum );
00159         }
00160     }
00161     else if (align & Qt::AlignCenter) {
00163         if (!overrideColor)
00164             painter->drawPixmap( x + (width - par.textWidth)/2 - KexiDisplayUtils_autonum->width() - 4,
00165                 y_pixmap_pos, *KexiDisplayUtils_autonum );
00166     }
00167 
00168     painter->drawText(x, y, width, height, align, i18n("(autonumber)"));
00169 
00170     painter->restore();
00171 }
00172 
KDE Home | KDE Accessibility Home | Description of Access Keys