Class VPoster.

--HG--
branch : feature

src/app/core/vapplication.h

@@ -279,7 +279,7 @@ inline void VApplication::setCurrentDocument(VPattern *doc)
 inline VPattern *VApplication::getCurrentDocument() const
 {
     SCASSERT(doc != nullptr)
-            return doc;
+    return doc;
 }
 
 #endif // VAPPLICATION_H

src/app/options.h

@@ -30,6 +30,7 @@
 #define OPTIONS_H
 
 #include "../libs/ifc/ifcdef.h"
+#include "../../utils/def.h"
 
 #ifdef Q_OS_WIN32
 #   if defined( Q_CC_MSVC )        // MSVC USED

src/libs/ifc/exception/vexception.cpp

@@ -28,6 +28,7 @@
 
 #include "vexception.h"
 #include "../../../utils/logging.h"
+#include "../../../utils/def.h"
 
 #include <QGridLayout>
 #include <QMessageBox>

src/libs/ifc/ifcdef.h

@@ -29,7 +29,6 @@
 #ifndef IFCDEF_H
 #define IFCDEF_H
 
-#include <csignal>
 #include <QtGlobal>
 
 #ifdef Q_OS_WIN32
@@ -45,63 +44,6 @@ static const quint32 null_id = 0;
 #define NULL_ID null_id//use this value for initialization variables that keeps id values. 0 mean uknown id value.
 #define NULL_ID_STR "0"
 
-/*
- * This macros SCASSERT (for Stop and Continue Assert) will break into the debugger on the line of the assert and allow
- * you to continue afterwards should you choose to.
- * idea: Q_ASSERT no longer pauses debugger - http://qt-project.org/forums/viewthread/13148
- * Usefull links:
- * 1. What's the difference between __PRETTY_FUNCTION__, __FUNCTION__, __func__? -
- *    https://stackoverflow.com/questions/4384765/whats-the-difference-between-pretty-function-function-func
- *
- * 2. Windows Predefined Macros - http://msdn.microsoft.com/library/b0084kay.aspx
- *
- * 3. Windows DebugBreak function - http://msdn.microsoft.com/en-us/library/ms679297%28VS.85%29.aspx
- *
- * 4. Continue to debug after failed assertion on Linux? [C/C++] -
- * https://stackoverflow.com/questions/1721543/continue-to-debug-after-failed-assertion-on-linux-c-c
- */
-#ifndef V_NO_ASSERT
-#ifdef Q_OS_WIN32
-#ifdef Q_CC_MSVC
-#define SCASSERT(cond)                                      \
-{                                                           \
-    if (!(cond))                                            \
-    {                                                       \
-        qDebug("ASSERT: %s in %s (%s:%u)",                  \
-            #cond, __FUNCSIG__, __FILE__, __LINE__);        \
-        DebugBreak();                                       \
-    }                                                       \
-}                                                           \
-
-#else // GCC (Windows)
-
-#define SCASSERT(cond)                                      \
-{                                                           \
-    if (!(cond))                                            \
-    {                                                       \
-        qDebug("ASSERT: %s in %s (%s:%u)",                  \
-            #cond, __PRETTY_FUNCTION__, __FILE__, __LINE__);\
-        DebugBreak();                                       \
-    }                                                       \
-}                                                           \
-
-#endif /*Q_CC_MSVC*/
-#else // UNIX
-#define SCASSERT(cond)                                      \
-{                                                           \
-    if (!(cond))                                            \
-    {                                                       \
-        qDebug("ASSERT: %s in %s (%s:%u)",                  \
-            #cond, __PRETTY_FUNCTION__, __FILE__, __LINE__);\
-        std::raise(SIGTRAP);                                \
-    }                                                       \
-}                                                           \
-
-#endif /* Q_OS_WIN32 */
-#else // define but disable this function if debugging is not set
-#define SCASSERT(cond) qt_noop();
-#endif /* V_NO_ASSERT */
-
 // Detect whether the compiler supports C++11 noexcept exception specifications.
 #  if   defined(__clang__)
 #    if __has_feature(cxx_noexcept)

src/libs/vlayout/share/icons.qrc

@@ -0,0 +1,6 @@
+<RCC>
+    <qresource prefix="/">
+        <file>scissors_horizontal.png</file>
+        <file>scissors_vertical.png</file>
+    </qresource>
+</RCC>

src/libs/vlayout/vlayout.pri

@@ -15,7 +15,8 @@ HEADERS += \
     $$PWD/vcontour.h \
     $$PWD/vcontour_p.h \
     $$PWD/vbestsquare.h \
-    $$PWD/vposition.h
+    $$PWD/vposition.h \
+    vposter.h
 
 SOURCES += \
     $$PWD/stable.cpp \
@@ -26,4 +27,5 @@ SOURCES += \
     $$PWD/vbank.cpp \
     $$PWD/vcontour.cpp \
     $$PWD/vbestsquare.cpp \
-    $$PWD/vposition.cpp
+    $$PWD/vposition.cpp \
+    vposter.cpp

src/libs/vlayout/vlayout.pro

@@ -7,7 +7,7 @@
 # File with common stuff for whole project
 include(../../../Valentina.pri)
 
-QT += core gui widgets
+QT += core gui widgets printsupport
 
 # Name of library
 TARGET = vlayout
@@ -93,3 +93,6 @@ CONFIG(debug, debug|release){
         QMAKE_LFLAGS_RELEASE =
     }
 }
+
+RESOURCES += \
+    share/icons.qrc

src/libs/vlayout/vposter.cpp

@@ -0,0 +1,239 @@
+/************************************************************************
+ **
+ **  @file   vposter.cpp
+ **  @author Roman Telezhynskyi <dismine(at)gmail.com>
+ **  @date   11 4, 2015
+ **
+ **  @brief
+ **  @copyright
+ **  This source code is part of the Valentine project, a pattern making
+ **  program, whose allow create and modeling patterns of clothing.
+ **  Copyright (C) 2015 Valentina project
+ **  <https://bitbucket.org/dismine/valentina> All Rights Reserved.
+ **
+ **  Valentina is free software: you can redistribute it and/or modify
+ **  it under the terms of the GNU General Public License as published by
+ **  the Free Software Foundation, either version 3 of the License, or
+ **  (at your option) any later version.
+ **
+ **  Valentina is distributed in the hope that it will be useful,
+ **  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ **  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ **  GNU General Public License for more details.
+ **
+ **  You should have received a copy of the GNU General Public License
+ **  along with Valentina.  If not, see <http://www.gnu.org/licenses/>.
+ **
+ *************************************************************************/
+
+#include "vposter.h"
+#include <QPainter>
+#include <QPrinter>
+#include <QtMath>
+
+#include "../../utils/def.h"
+
+//---------------------------------------------------------------------------------------------------------------------
+VPoster::VPoster(const QPrinter *printer)
+    :printer(printer), allowence(38)//1 cm
+{
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+QVector<QImage> VPoster::Generate(const QImage &image, int page, int pages) const
+{
+    QVector<QImage> poster;
+
+    if (printer == nullptr)
+    {
+        return poster;
+    }
+
+    const int rows = CountRows(image.rect().height());
+    const int colomns = CountColomns(image.rect().width());
+
+    for (int i=0; i < rows; i++)
+    {
+        for (int j=0; j< colomns; j++)
+        {
+            QImage img = Cut(i, j, image);
+            img = Borders(rows, colomns, i, j, img, page, pages);
+            poster.append(img);
+        }
+    }
+
+    return poster;
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+int VPoster::CountRows(int height) const
+{
+    const qreal imgLength = height;
+    const qreal pageLength = PageRect().height();
+
+    // Example
+    // ― ―
+    // * *
+    // * *
+    // * *
+    // * * ―
+    // ― ― *
+    // *   *
+    // *   *
+    // *   * ―
+    // *   ― *
+    // —     *
+    // *     *
+    // *     * ―
+    // *     ― *
+    // *       *
+    // —       *
+    // *       * ―
+    // *       ― * <-(2)
+    // *       + *
+    // *       + *
+    // —       + * ― <-(4)
+    // ^       ^ ― *
+    //(3)     (1)  *
+    //             *
+    //             *
+    //             ―
+
+    const int pCount = qCeil(imgLength/pageLength);// Pages count without allowence (or allowence = 0) (3)
+
+    // Calculate how many pages will be after using allowence.
+    // We know start pages count. This number not enought because
+    // each n-1 pages add (n-1)*allowence length to page (1).
+    const qreal addionalLength = (pCount-1)*allowence;
+
+    // Calculate additional length form pages that will cover this length (2).
+    // In the end add page length (3).
+    // Bottom page have mandatory border (4)
+    return qCeil((addionalLength +
+                         qCeil(addionalLength/pageLength)*allowence + allowence + imgLength)/pageLength);
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+int VPoster::CountColomns(int width) const
+{
+    const qreal imgLength = width;
+    const qreal pageLength = PageRect().width();
+
+    // Example
+    // |----|----|----|----| <- (3)
+    // |----|+++++++++++++++
+    //     |----|+++++++++++
+    //         |----|+++++++
+    //             |----|+++ <- (1)
+    //                 |----|
+    //                  ^
+    //                 (2)
+    const int pCount = qCeil(imgLength/pageLength);// Pages count without allowence (or allowence = 0) (3)
+
+    // Calculate how many pages will be after using allowence.
+    // We know start pages count. This number not enought because
+    // each n-1 pages add (n-1)*allowence length to page (1).
+    const qreal addionalLength = (pCount-1)*allowence;
+
+    // Calculate additional length form pages that will cover this length (2).
+    // In the end add page length (3).
+    return qCeil((addionalLength + qCeil(addionalLength/pageLength)*allowence + imgLength)/pageLength);
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+QImage VPoster::Cut(int i, int j, const QImage &image) const
+{
+    const int x = j*PageRect().width()  - j*allowence;
+    const int y = i*PageRect().height() - i*allowence;
+
+    SCASSERT(x <= image.rect().width());
+    SCASSERT(y <= image.rect().height());
+
+    QRect copyRect(x, y, PageRect().width(), PageRect().height());
+
+    if (not image.rect().contains(copyRect))
+    {
+        QImage fullPage(copyRect.size(), image.format());
+        fullPage.fill(Qt::white);
+
+        copyRect = image.rect().intersected(copyRect);
+
+        QPainter painter(&fullPage);
+        painter.drawImage(QPointF(), image.copy( copyRect));
+        painter.end();
+
+        return fullPage;
+    }
+    else
+    {
+        return image.copy(copyRect);
+    }
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+QImage VPoster::Borders(int rows, int colomns, int i, int j, QImage &image, int page, int pages) const
+{
+    QPainter painter(&image);
+
+    QPen pen = QPen(Qt::NoBrush, 1, Qt::DashLine);
+    pen.setColor(Qt::black);
+    painter.setPen(pen);
+
+    if (j != 0)
+    {// Left border
+        painter.drawLine(QLine(0, 0, 0, image.rect().height()));
+        painter.drawImage(QPoint(0, image.rect().height()-allowence), QImage("://scissors_vertical.png"));
+    }
+
+    if (j != colomns-1)
+    {// Right border
+        painter.drawLine(QLine(image.rect().width()-allowence, 0,
+                               image.rect().width()-allowence, image.rect().height()));
+    }
+
+    if (i != 0)
+    {// Top border
+        painter.drawLine(QLine(0, 0, image.rect().width(), 0));
+        painter.drawImage(QPoint(image.rect().width()-allowence, 0), QImage("://scissors_horizontal.png"));
+    }
+
+    // Bottom border (mandatory)
+    painter.drawLine(QLine(0, image.rect().height()-allowence,
+                           image.rect().width(), image.rect().height()-allowence));
+    if (i == rows-1)
+    {
+        painter.drawImage(QPoint(image.rect().width()-allowence, image.rect().height()-allowence),
+                          QImage("://scissors_horizontal.png"));
+    }
+
+    // Labels
+    const int layoutX = 15;
+    const int layoutY = 5;
+    QRect labels(layoutX, image.rect().height()-allowence+layoutY,
+                 image.rect().width()-(allowence+layoutX), allowence-layoutY);
+    painter.drawText(labels, Qt::AlignLeft, tr("Grid ( %1 , %2 )").arg(i).arg(j));
+    painter.drawText(labels, Qt::AlignHCenter, tr("Page %1 of %2").arg(i*(colomns)+j+1).arg(rows*colomns));
+    if (pages > 1)
+    {
+        painter.drawText(labels, Qt::AlignRight, tr("Sheet %1 of %2").arg(page).arg(pages));
+    }
+
+    painter.end();
+    return image;
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+QRect VPoster::PageRect() const
+{
+
+    const QRectF rect = printer->pageRect(QPrinter::Millimeter);
+    QRect pageRect(qFloor(ToPixel(rect.x())), qFloor(ToPixel(rect.y())), qFloor(ToPixel(rect.width())),
+                   qFloor(ToPixel(rect.height())));
+    return pageRect;
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+qreal VPoster::ToPixel(qreal val) const
+{
+    return val / 25.4 * printer->resolution(); // Mm to pixels with current dpi.
+}

src/libs/vlayout/vposter.h

@@ -0,0 +1,60 @@
+/************************************************************************
+ **
+ **  @file   vposter.h
+ **  @author Roman Telezhynskyi <dismine(at)gmail.com>
+ **  @date   11 4, 2015
+ **
+ **  @brief
+ **  @copyright
+ **  This source code is part of the Valentine project, a pattern making
+ **  program, whose allow create and modeling patterns of clothing.
+ **  Copyright (C) 2015 Valentina project
+ **  <https://bitbucket.org/dismine/valentina> All Rights Reserved.
+ **
+ **  Valentina is free software: you can redistribute it and/or modify
+ **  it under the terms of the GNU General Public License as published by
+ **  the Free Software Foundation, either version 3 of the License, or
+ **  (at your option) any later version.
+ **
+ **  Valentina is distributed in the hope that it will be useful,
+ **  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ **  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ **  GNU General Public License for more details.
+ **
+ **  You should have received a copy of the GNU General Public License
+ **  along with Valentina.  If not, see <http://www.gnu.org/licenses/>.
+ **
+ *************************************************************************/
+
+#ifndef VPOSTER_H
+#define VPOSTER_H
+
+#include <QImage>
+#include <QRect>
+#include <QCoreApplication>
+
+class QPrinter;
+
+class VPoster
+{
+    Q_DECLARE_TR_FUNCTIONS(VPoster)
+public:
+    VPoster(const QPrinter *printer);
+
+    QVector<QImage> Generate(const QImage &image, int page, int pages = 1) const;
+private:
+    const QPrinter *printer;
+    unsigned int allowence;
+
+    int CountRows(int height) const;
+    int CountColomns(int width) const;
+
+    QImage Cut(int i, int j, const QImage &image) const;
+    QImage Borders(int rows, int colomns, int i, int j, QImage &image, int page, int pages) const;
+
+    QRect PageRect() const;
+
+    qreal ToPixel(qreal val) const;
+};
+
+#endif // VPOSTER_H

src/utils/def.h

@@ -0,0 +1,92 @@
+/************************************************************************
+ **
+ **  @file   def.h
+ **  @author Roman Telezhynskyi <dismine(at)gmail.com>
+ **  @date   11 4, 2015
+ **
+ **  @brief
+ **  @copyright
+ **  This source code is part of the Valentine project, a pattern making
+ **  program, whose allow create and modeling patterns of clothing.
+ **  Copyright (C) 2015 Valentina project
+ **  <https://bitbucket.org/dismine/valentina> All Rights Reserved.
+ **
+ **  Valentina is free software: you can redistribute it and/or modify
+ **  it under the terms of the GNU General Public License as published by
+ **  the Free Software Foundation, either version 3 of the License, or
+ **  (at your option) any later version.
+ **
+ **  Valentina is distributed in the hope that it will be useful,
+ **  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ **  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ **  GNU General Public License for more details.
+ **
+ **  You should have received a copy of the GNU General Public License
+ **  along with Valentina.  If not, see <http://www.gnu.org/licenses/>.
+ **
+ *************************************************************************/
+
+#ifndef DEF_H
+#define DEF_H
+
+#include <csignal>
+#include <QtGlobal>
+
+/*
+ * This macros SCASSERT (for Stop and Continue Assert) will break into the debugger on the line of the assert and allow
+ * you to continue afterwards should you choose to.
+ * idea: Q_ASSERT no longer pauses debugger - http://qt-project.org/forums/viewthread/13148
+ * Usefull links:
+ * 1. What's the difference between __PRETTY_FUNCTION__, __FUNCTION__, __func__? -
+ *    https://stackoverflow.com/questions/4384765/whats-the-difference-between-pretty-function-function-func
+ *
+ * 2. Windows Predefined Macros - http://msdn.microsoft.com/library/b0084kay.aspx
+ *
+ * 3. Windows DebugBreak function - http://msdn.microsoft.com/en-us/library/ms679297%28VS.85%29.aspx
+ *
+ * 4. Continue to debug after failed assertion on Linux? [C/C++] -
+ * https://stackoverflow.com/questions/1721543/continue-to-debug-after-failed-assertion-on-linux-c-c
+ */
+#ifndef V_NO_ASSERT
+#ifdef Q_OS_WIN32
+#ifdef Q_CC_MSVC
+#define SCASSERT(cond)                                      \
+{                                                           \
+    if (!(cond))                                            \
+    {                                                       \
+        qDebug("ASSERT: %s in %s (%s:%u)",                  \
+            #cond, __FUNCSIG__, __FILE__, __LINE__);        \
+        DebugBreak();                                       \
+    }                                                       \
+}                                                           \
+
+#else // GCC (Windows)
+
+#define SCASSERT(cond)                                      \
+{                                                           \
+    if (!(cond))                                            \
+    {                                                       \
+        qDebug("ASSERT: %s in %s (%s:%u)",                  \
+            #cond, __PRETTY_FUNCTION__, __FILE__, __LINE__);\
+        DebugBreak();                                       \
+    }                                                       \
+}                                                           \
+
+#endif /*Q_CC_MSVC*/
+#else // UNIX
+#define SCASSERT(cond)                                      \
+{                                                           \
+    if (!(cond))                                            \
+    {                                                       \
+        qDebug("ASSERT: %s in %s (%s:%u)",                  \
+            #cond, __PRETTY_FUNCTION__, __FILE__, __LINE__);\
+        std::raise(SIGTRAP);                                \
+    }                                                       \
+}                                                           \
+
+#endif /* Q_OS_WIN32 */
+#else // define but disable this function if debugging is not set
+#define SCASSERT(cond) qt_noop();
+#endif /* V_NO_ASSERT */
+
+#endif // DEF_H

src/utils/utils.pri

@@ -1,3 +1,4 @@
 HEADERS += \
     $$PWD/logging.h \
-    $$PWD/vmath.h
+    $$PWD/vmath.h \
+    $$PWD/def.h