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Fix test

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This commit is contained in:
Oleg Korshul
2021-05-10 13:51:26 +03:00
parent 86d34b1341
commit cff1d0e2ac
3 changed files with 240 additions and 170 deletions
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306
PdfReader/test/PDFviewertest/mainwindow.cpp
View File

@ -6,34 +6,188 @@ MainWindow::MainWindow(QWidget *parent)
, ui(new Ui::MainWindow)
{
ui->setupUi(this);
ui->PDFLabel->setStyleSheet("QLabel { background-color : white;}");
pos_x = 0;
pos_y = 0;
scale_factor = 1;
#ifdef QT_DEBUG
ui->PageLineEdit->setText("750");
ui->FileNameLineEdit->setText("./test.pdf");
filename = "./test.pdf";
#endif
m_nPosX = 0;
m_nPosY = 0;
m_dScale = 1.0;
m_pReader = NULL;
m_pImage = NULL;
m_pLabel = new QLabel(ui->mainView);
m_pLabel->setScaledContents(true);
CApplicationFontsWorker oWorker;
oWorker.m_sDirectory = NSFile::GetProcessDirectory() + L"/fonts_cache";
oWorker.m_bIsNeedThumbnails = false;
if (!NSDirectory::Exists(oWorker.m_sDirectory))
NSDirectory::CreateDirectory(oWorker.m_sDirectory);
pFonts = oWorker.Check();
PDFREADER = new PdfReader::CPdfReader(pFonts);
m_pFonts = oWorker.Check();
m_pFontManager = m_pFonts->GenerateFontManager();
NSFonts::IFontsCache* pFontsCache = NSFonts::NSFontCache::Create();
pFontsCache->SetStreams(m_pFonts->GetStreams());
pFontsCache->SetCacheSize(16);
m_pFontManager->SetOwnerCache(pFontsCache);
m_pImageCache = NSImages::NSFilesCache::Create(m_pFonts);
#ifdef QT_DEBUG
ui->PageLineEdit->setText("750");
ui->FileNameLineEdit->setText("./test.pdf");
m_sFile = "./test.pdf";
OpenFile();
#endif
}
MainWindow::~MainWindow()
{
if (m_pFontManager) m_pFontManager->Release();
if (m_pFonts) m_pFonts->Release();
if (m_pImageCache) m_pImageCache->Release();
if (m_pReader) delete m_pReader;
delete ui;
}
void MainWindow::OpenFile()
{
if (m_pReader)
delete m_pReader;
m_pReader = new PdfReader::CPdfReader(m_pFonts);
if (!m_pReader->LoadFromFile(m_sFile.toStdWString()))
{
delete m_pReader;
m_pReader = NULL;
}
on_RenderButton_clicked();
}
bool MainWindow::RenderOnByteData(int nPage, BYTE*& pBgraData, int& w, int& h)
{
if (!m_pReader)
return false;
double dWidth, dHeight;
double dDpiX, dDpiY;
m_pReader->GetPageInfo(nPage, &dWidth, &dHeight, &dDpiX, &dDpiY);
int nWidth = (int)dWidth;
int nHeight = (int)dHeight;
nWidth = (int)(m_dScale * nWidth);
nHeight = (int)(m_dScale * nHeight);
w = nWidth;
h = nHeight;
pBgraData = new BYTE[nWidth * nHeight * 4];
if (!pBgraData)
return false;
memset(pBgraData, 0xff, nWidth * nHeight * 4);
CBgraFrame oFrame;
oFrame.put_Data(pBgraData);
oFrame.put_Width(nWidth);
oFrame.put_Height(nHeight);
oFrame.put_Stride(4 * nWidth);
NSGraphics::IGraphicsRenderer* pRenderer = NSGraphics::Create();
pRenderer->SetFontManager(m_pFontManager);
pRenderer->CreateFromBgraFrame(&oFrame);
pRenderer->SetSwapRGB(true);
pRenderer->put_Width(dWidth * 25.4 / dDpiX);
pRenderer->put_Height(dHeight * 25.4 / dDpiY);
m_pReader->DrawPageOnRenderer(pRenderer, nPage, NULL);
pRenderer->Release();
// иначе удалится память при деструктопе CBgraFrame
oFrame.put_Data(NULL);
return true;
}
void MainWindow::SetImage()
{
int nX = 0;
int nY = 0;
int nW = m_pImage->width();
int nH = m_pImage->height();
int nBaseW = ui->mainView->width();
int nBaseH = ui->mainView->height();
if (nW <= nBaseW)
{
nX = (int)((nBaseW - nW) / 2);
}
else
{
if (nX > 0)
nX = 0;
if (nX + nW < nBaseW)
nX = nBaseW - nW;
}
if (nH <= nBaseH)
{
nY = (int)((nBaseH - nH) / 2);
}
else
{
if (nY > 0)
nY = 0;
if (nY + nH < nBaseH)
nY = nBaseH - nH;
}
ui->verticalScrollBar->setMaximum((nH > nBaseH) ? (nH - nBaseH) : 0);
ui->horizontalScrollBar->setMaximum((nW > nBaseW) ? (nW - nBaseW) : 0);
m_pLabel->setGeometry(nX, nY, nW, nH);
m_pLabel->setPixmap(QPixmap::fromImage(*m_pImage));
m_nPosX = nX;
m_nPosY = nY;
ui->verticalScrollBar->setValue(0);
ui->horizontalScrollBar->setValue(0);
}
void MainWindow::on_OpenFileButton_clicked()
{
m_sFile = QFileDialog::getOpenFileName(this, tr("Open PDF"), "./", tr("PDF Files (*.pdf)"));
ui->FileNameLineEdit->setText(m_sFile);
OpenFile();
}
void cleanUpPixels(void* pixels)
{
BYTE* arrPixels = (BYTE*)pixels;
delete [] arrPixels;
}
void MainWindow::on_RenderButton_clicked()
{
if (!m_pReader)
return;
int page = ui->PageLineEdit->text().toInt();
int w, h;
BYTE *data;
if (!RenderOnByteData(page - 1, data, w, h))
return;
if (m_pImage)
delete m_pImage;
m_pImage = new QImage(data, w, h, 4 * w, QImage::Format_RGBA8888, &cleanUpPixels, data);
SetImage();
}
void MainWindow::on_ScaleSlider_sliderMoved(int position)
{
if (!m_pReader)
return;
m_dScale = (double)position / 100;
on_RenderButton_clicked();
}
void MainWindow::on_LeftButton_clicked()
{
@ -51,122 +205,18 @@ void MainWindow::on_RightButton_clicked()
on_RenderButton_clicked();
}
void MainWindow::on_RenderButton_clicked()
void MainWindow::on_verticalScrollBar_valueChanged(int value)
{
int page = ui->PageLineEdit->text().toInt();
PDFREADER->ConvertToRaster(page - 1, L"testpdf.bmp", 1);
int w, h;
BYTE *data;
RenderOnByteData(page - 1, &data, &w, &h);
pm = QImage(w, h, QImage::Format_RGBA8888);
for (int i = 0 ; i < h; i++)
{
for (int j = 0; j < w; j++)
{
BYTE *p = (data + 4 * (i * w + j));
QColor c(*(p + 2), *(p + 1), *(p + 0), *(p + 3));
pm.setPixelColor(j, i, c);
}
}
pm = pm.mirrored();
QImage to_draw = pm.copy((pm.size().width() - ui->PDFLabel->size().width()) * (pos_x / 99.),
(pm.size().height() - ui->PDFLabel->size().height()) * (pos_y / 99.),
ui->PDFLabel->size().width() * scale_factor,
ui->PDFLabel->size().height() * scale_factor);
ui->PDFLabel->setPixmap(QPixmap::fromImage(to_draw));
ui->PDFLabel->setScaledContents(true);
//ui->PDFLabel->resize((pm.size()));
if (!m_pReader)
return;
m_nPosY = value;
m_pLabel->move(m_pLabel->x(), -m_nPosY);
}
void MainWindow::on_OpenFileButton_clicked()
void MainWindow::on_horizontalScrollBar_valueChanged(int value)
{
filename = QFileDialog::getOpenFileName(this,
tr("Open PDF"), "./", tr("PDF Files (*.pdf)"));
ui->FileNameLineEdit->setText(filename);
PDFREADER->LoadFromFile(filename.toStdWString());
}
void MainWindow::on_verticalScrollBar_sliderMoved(int position)
{
pos_y = position;
QImage to_draw = pm.copy((pm.size().width() - ui->PDFLabel->size().width()) * (pos_x / 99.),
(pm.size().height() - ui->PDFLabel->size().height()) * (pos_y / 99.),
ui->PDFLabel->size().width() * scale_factor,
ui->PDFLabel->size().height() * scale_factor);
ui->PDFLabel->setPixmap(QPixmap::fromImage(to_draw));
ui->PDFLabel->setScaledContents(true);
}
void MainWindow::on_horizontalScrollBar_sliderMoved(int position)
{
pos_x = position;
QImage to_draw = pm.copy((pm.size().width() - ui->PDFLabel->size().width()) * (pos_x / 99.),
(pm.size().height() - ui->PDFLabel->size().height()) * (pos_y / 99.),
ui->PDFLabel->size().width() * scale_factor,
ui->PDFLabel->size().height() * scale_factor);
ui->PDFLabel->setPixmap(QPixmap::fromImage(to_draw));
ui->PDFLabel->setScaledContents(true);
}
int MainWindow::RenderOnByteData(int nPage, BYTE **pBgraData, int *w, int *h)
{
NSFonts::IFontManager *pFontManager = pFonts->GenerateFontManager();
NSFonts::IFontsCache* pFontCache = NSFonts::NSFontCache::Create();
pFontCache->SetStreams(pFonts->GetStreams());
pFontManager->SetOwnerCache(pFontCache);
NSGraphics::IGraphicsRenderer* pRenderer = NSGraphics::Create();
pRenderer->SetFontManager(pFontManager);
double dWidth, dHeight;
double dDpiX, dDpiY;
PDFREADER->GetPageInfo(nPage, &dWidth, &dHeight, &dDpiX, &dDpiY);
int nWidth = (int)dWidth * 72 / 25.4;
int nHeight = (int)dHeight * 72 / 25.4;
*w = nWidth;
*h = nHeight;
*pBgraData = new BYTE[nWidth * nHeight * 4];
if (!*pBgraData)
return -1;
memset(*pBgraData, 0xff, nWidth * nHeight * 4);
CBgraFrame oFrame;
oFrame.put_Data(*pBgraData);
oFrame.put_Width(nWidth);
oFrame.put_Height(nHeight);
oFrame.put_Stride(-4 * nWidth);
pRenderer->CreateFromBgraFrame(&oFrame);
pRenderer->SetSwapRGB(false);
dWidth *= 25.4 / dDpiX;
dHeight *= 25.4 / dDpiY;
pRenderer->put_Width(dWidth);
pRenderer->put_Height(dHeight);
bool bBreak = false;
PDFREADER->DrawPageOnRenderer(pRenderer, nPage, &bBreak);
}
void MainWindow::on_ScaleSlider_sliderMoved(int position)
{
scale_factor = pow(2 , -position / 50.);
QImage to_draw = pm.copy((pm.size().width() - ui->PDFLabel->size().width()) * (pos_x / 99.),
(pm.size().height() - ui->PDFLabel->size().height()) * (pos_y / 99.),
ui->PDFLabel->size().width() * scale_factor,
ui->PDFLabel->size().height() * scale_factor);
ui->PDFLabel->setPixmap(QPixmap::fromImage(to_draw));
ui->PDFLabel->setScaledContents(true);
if (!m_pReader)
return;
m_nPosX = value;
m_pLabel->move(-m_nPosX, m_pLabel->y());
}

40
PdfReader/test/PDFviewertest/mainwindow.h
View File

@ -3,6 +3,7 @@
#include <QMainWindow>
#include <QFileDialog>
#include <QLabel>
#include "../../../DesktopEditor/graphics/pro/Graphics.h"
#include "../../../DesktopEditor/fontengine/ApplicationFontsWorker.h"
#include "../../../DesktopEditor/common/Directory.h"
@ -22,31 +23,38 @@ public:
private slots:
void on_LeftButton_clicked();
void on_RightButton_clicked();
void on_RenderButton_clicked();
void on_OpenFileButton_clicked();
void on_verticalScrollBar_sliderMoved(int position);
void on_horizontalScrollBar_sliderMoved(int position);
void on_ScaleSlider_sliderMoved(int position);
void on_verticalScrollBar_valueChanged(int value);
void on_horizontalScrollBar_valueChanged(int value);
private:
int RenderOnByteData(int nPage, BYTE **pBgraData, int *w, int *h);
bool RenderOnByteData(int nPage, BYTE*& pBgraData, int& w, int& h);
void SetImage();
void OpenFile();
QImage* m_pImage;
QLabel* m_pLabel;
QString m_sFile;
int m_nPosX;
int m_nPosY;
double m_dScale;
// шрифты системы
NSFonts::IApplicationFonts* m_pFonts;
// кэши для отрисовщика
NSFonts::IFontManager* m_pFontManager;
NSImages::IImageFilesCache* m_pImageCache;
// читалка PDF
PdfReader::CPdfReader* m_pReader;
QImage pm;
QString filename;
int pos_x, pos_y;
double scale_factor;
Ui::MainWindow *ui;
CApplicationFontsWorker oWorker;
NSFonts::IApplicationFonts* pFonts;
PdfReader::CPdfReader *PDFREADER;
};
#endif // MAINWINDOW_H

64
PdfReader/test/PDFviewertest/mainwindow.ui
View File

@ -6,27 +6,14 @@
<rect>
<x>0</x>
<y>0</y>
<width>852</width>
<height>729</height>
<width>851</width>
<height>707</height>
</rect>
</property>
<property name="windowTitle">
<string>MainWindow</string>
</property>
<widget class="QWidget" name="centralwidget">
<widget class="QLabel" name="PDFLabel">
<property name="geometry">
<rect>
<x>20</x>
<y>50</y>
<width>771</width>
<height>521</height>
</rect>
</property>
<property name="text">
<string/>
</property>
</widget>
<widget class="QLineEdit" name="PageLineEdit">
<property name="geometry">
<rect>
@ -82,9 +69,9 @@
<widget class="QPushButton" name="OpenFileButton">
<property name="geometry">
<rect>
<x>260</x>
<x>760</x>
<y>10</y>
<width>80</width>
<width>81</width>
<height>26</height>
</rect>
</property>
@ -97,20 +84,32 @@
<rect>
<x>10</x>
<y>10</y>
<width>251</width>
<width>741</width>
<height>26</height>
</rect>
</property>
<property name="sizePolicy">
<sizepolicy hsizetype="Expanding" vsizetype="Fixed">
<horstretch>0</horstretch>
<verstretch>0</verstretch>
</sizepolicy>
</property>
<property name="alignment">
<set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignVCenter</set>
</property>
</widget>
<widget class="QScrollBar" name="horizontalScrollBar">
<property name="geometry">
<rect>
<x>20</x>
<y>580</y>
<width>781</width>
<x>10</x>
<y>570</y>
<width>811</width>
<height>16</height>
</rect>
</property>
<property name="maximum">
<number>0</number>
</property>
<property name="orientation">
<enum>Qt::Horizontal</enum>
</property>
@ -118,12 +117,15 @@
<widget class="QScrollBar" name="verticalScrollBar">
<property name="geometry">
<rect>
<x>810</x>
<x>820</x>
<y>40</y>
<width>16</width>
<height>531</height>
</rect>
</property>
<property name="maximum">
<number>0</number>
</property>
<property name="orientation">
<enum>Qt::Vertical</enum>
</property>
@ -138,10 +140,10 @@
</rect>
</property>
<property name="minimum">
<number>-100</number>
<number>50</number>
</property>
<property name="maximum">
<number>100</number>
<number>300</number>
</property>
<property name="orientation">
<enum>Qt::Horizontal</enum>
@ -160,14 +162,24 @@
<string>Scale</string>
</property>
</widget>
<widget class="QWidget" name="mainView" native="true">
<property name="geometry">
<rect>
<x>10</x>
<y>50</y>
<width>801</width>
<height>511</height>
</rect>
</property>
</widget>
</widget>
<widget class="QMenuBar" name="menubar">
<property name="geometry">
<rect>
<x>0</x>
<y>0</y>
<width>852</width>
<height>23</height>
<width>851</width>
<height>20</height>
</rect>
</property>
<widget class="QMenu" name="menuPDF_viewer">