// Draws the data in a new window.
void ImageData::Display() const {
#ifndef GRAPHICS_DISABLED
const int kTextSize = 64;
// Draw the image.
Pix* pix = GetPix();
if (pix == NULL) return;
int width = pixGetWidth(pix);
int height = pixGetHeight(pix);
ScrollView* win = new ScrollView("Imagedata", 100, 100,
2 * (width + 2 * kTextSize),
2 * (height + 4 * kTextSize),
width + 10, height + 3 * kTextSize, true);
win->Image(pix, 0, height - 1);
pixDestroy(&pix);
// Draw the boxes.
win->Pen(ScrollView::RED);
win->Brush(ScrollView::NONE);
win->TextAttributes("Arial", kTextSize, false, false, false);
for (int b = 0; b < boxes_.size(); ++b) {
boxes_[b].plot(win);
win->Text(boxes_[b].left(), height + kTextSize, box_texts_[b].string());
TBOX scaled(boxes_[b]);
scaled.scale(256.0 / height);
scaled.plot(win);
}
// The full transcription.
win->Pen(ScrollView::CYAN);
win->Text(0, height + kTextSize * 2, transcription_.string());
// Add the features.
win->Pen(ScrollView::GREEN);
win->Update();
window_wait(win);
#endif
}
// Draws the data in a new window.
void ImageData::Display() const {
const int kTextSize = 64;
int x_max, y_max;
WordFeature::ComputeSize(features_, &x_max, &y_max);
ScrollView* win = new ScrollView("Imagedata", 100, 100,
2 * (x_max + 2 * kTextSize),
2 * (y_max + 4 * kTextSize),
x_max + 10, y_max + 3 * kTextSize, true);
// Draw the image.
Pix* pix = GetPix();
int height = 256;
if (pix != NULL) {
height = pixGetHeight(pix);
win->Image(pix, 0, height - 1);
pixDestroy(&pix);
}
// Draw the boxes.
win->Pen(ScrollView::RED);
win->Brush(ScrollView::NONE);
win->TextAttributes("Arial", kTextSize, false, false, false);
for (int b = 0; b < boxes_.size(); ++b) {
boxes_[b].plot(win);
win->Text(boxes_[b].left(), y_max + kTextSize, box_texts_[b].string());
TBOX scaled(boxes_[b]);
scaled.scale(256.0 / height);
scaled.plot(win);
}
// The full transcription.
win->Pen(ScrollView::CYAN);
win->Text(0, y_max + kTextSize * 2, transcription_.string());
// Add the features.
win->Pen(ScrollView::GREEN);
WordFeature::Draw(features_, win);
win->Update();
window_wait(win);
}
// Takes care of the SVET_CLICK events.
// Depending on the click_mode_ we are in, either do Point-to-Point drawing,
// point drawing, or draw text.
void SVPaint::ClickHandler(const SVEvent* sv_event) {
switch (click_mode_) {
case 1: //Point to Point
if (has_start_point_) { window_->DrawTo(sv_event->x, sv_event->y);
} else {
has_start_point_ = true;
window_->SetCursor(sv_event->x, sv_event->y);
}
break;
case 2: //Point Drawing..simulated by drawing a 1 pixel line.
window_->Line(sv_event->x, sv_event->y, sv_event->x, sv_event->y);
break;
case 3: //Text
// We show a modal input dialog on our window, then draw the input and
// finally delete the input pointer.
char* p = window_->ShowInputDialog("Text:");
window_->Text(sv_event->x, sv_event->y, p);
delete p;
break;
}
}
