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-rw-r--r--xfa_test/pdf/thumbnail_control.cc301
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diff --git a/xfa_test/pdf/thumbnail_control.cc b/xfa_test/pdf/thumbnail_control.cc
deleted file mode 100644
index 9a779b2912..0000000000
--- a/xfa_test/pdf/thumbnail_control.cc
+++ /dev/null
@@ -1,301 +0,0 @@
-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "pdf/thumbnail_control.h"
-
-#include <algorithm>
-
-#include "base/logging.h"
-#include "base/strings/string_util.h"
-#include "pdf/draw_utils.h"
-#include "pdf/number_image_generator.h"
-
-namespace chrome_pdf {
-
-const int kLeftBorderSize = 52;
-const int kBorderSize = 12;
-const int kHighlightBorderSize = 2;
-
-const uint32 kLeftColor = 0x003F537B;
-const uint32 kRightColor = 0x990D1626;
-
-const uint32 kTopHighlightColor = 0xFF426DC9;
-const uint32 kBottomHighlightColor = 0xFF6391DE;
-const uint32 kThumbnailBackgroundColor = 0xFF000000;
-
-const uint32 kSlidingTimeoutMs = 50;
-const int32 kSlidingShift = 50;
-
-const double kNonSelectedThumbnailAlpha = 0.91;
-
-ThumbnailControl::ThumbnailControl()
- : engine_(NULL), sliding_width_(0), sliding_shift_(kSlidingShift),
- sliding_timeout_(kSlidingTimeoutMs), sliding_timer_id_(0) {
-}
-
-ThumbnailControl::~ThumbnailControl() {
- ClearCache();
-}
-
-bool ThumbnailControl::CreateThumbnailControl(
- uint32 id, const pp::Rect& rc,
- bool visible, Owner* owner, PDFEngine* engine,
- NumberImageGenerator* number_image_generator) {
- engine_ = engine;
- number_image_generator_ = number_image_generator;
- sliding_width_ = rc.width();
-
- return Control::Create(id, rc, visible, owner);
-}
-
-void ThumbnailControl::SetPosition(int position, int total, bool invalidate) {
- visible_rect_ = pp::Rect();
- visible_pages_.clear();
-
- if (rect().width() < kLeftBorderSize + kBorderSize) {
- return; // control is too narrow to show thumbnails.
- }
-
- int num_pages = engine_->GetNumberOfPages();
-
- int max_doc_width = 0, total_doc_height = 0;
- std::vector<pp::Rect> page_sizes(num_pages);
- for (int i = 0; i < num_pages; ++i) {
- page_sizes[i] = engine_->GetPageRect(i);
- max_doc_width = std::max(max_doc_width, page_sizes[i].width());
- total_doc_height += page_sizes[i].height();
- }
-
- if (!max_doc_width)
- return;
-
- int max_thumbnail_width = rect().width() - kLeftBorderSize - kBorderSize;
- double thumbnail_ratio =
- max_thumbnail_width / static_cast<double>(max_doc_width);
-
- int total_thumbnail_height = 0;
- for (int i = 0; i < num_pages; ++i) {
- total_thumbnail_height += kBorderSize;
- int thumbnail_width =
- static_cast<int>(page_sizes[i].width() * thumbnail_ratio);
- int thumbnail_height =
- static_cast<int>(page_sizes[i].height() * thumbnail_ratio);
- int x = (max_thumbnail_width - thumbnail_width) / 2;
- page_sizes[i] =
- pp::Rect(x, total_thumbnail_height, thumbnail_width, thumbnail_height);
- total_thumbnail_height += thumbnail_height;
- }
- total_thumbnail_height += kBorderSize;
-
- int visible_y = 0;
- if (total > 0) {
- double range = total_thumbnail_height - rect().height();
- if (range < 0)
- range = 0;
- visible_y = static_cast<int>(range * position / total);
- }
- visible_rect_ = pp::Rect(0, visible_y, max_thumbnail_width, rect().height());
-
- for (int i = 0; i < num_pages; ++i) {
- if (page_sizes[i].Intersects(visible_rect_)) {
- PageInfo page_info;
- page_info.index = i;
- page_info.rect = page_sizes[i];
- page_info.rect.Offset(kLeftBorderSize, -visible_rect_.y());
- visible_pages_.push_back(page_info);
- }
- }
-
- if (invalidate)
- owner()->Invalidate(id(), rect());
-}
-
-void ThumbnailControl::Show(bool visible, bool invalidate) {
- if (!visible || invalidate)
- ClearCache();
- sliding_width_ = rect().width();
- Control::Show(visible, invalidate);
-}
-
-void ThumbnailControl::SlideIn() {
- if (visible())
- return;
-
- Show(true, false);
- sliding_width_ = 0;
- sliding_shift_ = kSlidingShift;
-
- sliding_timer_id_ = owner()->ScheduleTimer(id(), sliding_timeout_);
- owner()->Invalidate(id(), rect());
-}
-
-void ThumbnailControl::SlideOut() {
- if (!visible())
- return;
- sliding_shift_ = -kSlidingShift;
- sliding_timer_id_ = owner()->ScheduleTimer(id(), sliding_timeout_);
-}
-
-void ThumbnailControl::Paint(pp::ImageData* image_data, const pp::Rect& rc) {
- if (!visible())
- return;
-
- pp::Rect control_rc(rect());
- control_rc.Offset(control_rc.width() - sliding_width_, 0);
- control_rc.set_width(sliding_width_);
-
- pp::Rect draw_rc = rc.Intersect(control_rc);
- if (draw_rc.IsEmpty())
- return;
-
- pp::Rect gradient_rc(control_rc.x(), draw_rc.y(),
- control_rc.width(), draw_rc.height());
- GradientFill(owner()->GetInstance(),
- image_data,
- draw_rc,
- gradient_rc,
- kLeftColor,
- kRightColor,
- true,
- transparency());
-
- int selected_page = engine_->GetMostVisiblePage();
- for (size_t i = 0; i < visible_pages_.size(); ++i) {
- pp::Rect page_rc = visible_pages_[i].rect;
- page_rc.Offset(control_rc.point());
-
- if (visible_pages_[i].index == selected_page) {
- pp::Rect highlight_rc = page_rc;
- highlight_rc.Inset(-kHighlightBorderSize, -kHighlightBorderSize);
- GradientFill(owner()->GetInstance(),
- image_data,
- draw_rc,
- highlight_rc,
- kTopHighlightColor,
- kBottomHighlightColor,
- false,
- transparency());
- }
-
- pp::Rect draw_page_rc = page_rc.Intersect(draw_rc);
- if (draw_page_rc.IsEmpty())
- continue;
-
- // First search page image in the cache.
- pp::ImageData* thumbnail = NULL;
- std::map<int, pp::ImageData*>::iterator it =
- image_cache_.find(visible_pages_[i].index);
- if (it != image_cache_.end()) {
- if (it->second->size() == page_rc.size())
- thumbnail = image_cache_[visible_pages_[i].index];
- else
- image_cache_.erase(it);
- }
-
- // If page is not found in the cache, create new one.
- if (thumbnail == NULL) {
- thumbnail = new pp::ImageData(owner()->GetInstance(),
- PP_IMAGEDATAFORMAT_BGRA_PREMUL,
- page_rc.size(),
- false);
- engine_->PaintThumbnail(thumbnail, visible_pages_[i].index);
-
- pp::ImageData page_number;
- number_image_generator_->GenerateImage(
- visible_pages_[i].index + 1, &page_number);
- pp::Point origin(
- (thumbnail->size().width() - page_number.size().width()) / 2,
- (thumbnail->size().height() - page_number.size().height()) / 2);
-
- if (origin.x() > 0 && origin.y() > 0) {
- AlphaBlend(page_number, pp::Rect(pp::Point(), page_number.size()),
- thumbnail, origin, kOpaqueAlpha);
- }
-
- image_cache_[visible_pages_[i].index] = thumbnail;
- }
-
- uint8 alpha = transparency();
- if (visible_pages_[i].index != selected_page)
- alpha = static_cast<uint8>(alpha * kNonSelectedThumbnailAlpha);
- FillRect(image_data, draw_page_rc, kThumbnailBackgroundColor);
- draw_page_rc.Offset(-page_rc.x(), -page_rc.y());
- AlphaBlend(*thumbnail, draw_page_rc, image_data,
- draw_page_rc.point() + page_rc.point(), alpha);
- }
-}
-
-bool ThumbnailControl::HandleEvent(const pp::InputEvent& event) {
- if (!visible())
- return false;
-
- pp::MouseInputEvent mouse_event(event);
- if (mouse_event.is_null())
- return false;
- pp::Point pt = mouse_event.GetPosition();
- if (!rect().Contains(pt))
- return false;
-
- int over_page = -1;
- for (size_t i = 0; i < visible_pages_.size(); ++i) {
- pp::Rect page_rc = visible_pages_[i].rect;
- page_rc.Offset(rect().point());
- if (page_rc.Contains(pt)) {
- over_page = i;
- break;
- }
- }
-
- bool handled = false;
- switch (event.GetType()) {
- case PP_INPUTEVENT_TYPE_MOUSEMOVE:
- owner()->SetCursor(id(),
- over_page == -1 ? PP_CURSORTYPE_POINTER : PP_CURSORTYPE_HAND);
- break;
- case PP_INPUTEVENT_TYPE_MOUSEDOWN:
- if (over_page != -1) {
- owner()->Invalidate(id(), rect());
- owner()->OnEvent(id(), EVENT_ID_THUMBNAIL_SELECTED,
- &visible_pages_[over_page].index);
- }
- handled = true;
- break;
- default:
- break;
- }
-
- return handled;
-}
-
-void ThumbnailControl::OnTimerFired(uint32 timer_id) {
- if (timer_id == sliding_timer_id_) {
- sliding_width_ += sliding_shift_;
- if (sliding_width_ <= 0) {
- // We completely slided out. Make control invisible now.
- Show(false, false);
- } else if (sliding_width_ >= rect().width()) {
- // We completely slided in. Make sliding width to full control width.
- sliding_width_ = rect().width();
- } else {
- // We have not completed sliding yet. Keep sliding.
- sliding_timer_id_ = owner()->ScheduleTimer(id(), sliding_timeout_);
- }
- owner()->Invalidate(id(), rect());
- }
-}
-
-void ThumbnailControl::ResetEngine(PDFEngine* engine) {
- engine_ = engine;
- ClearCache();
-}
-
-void ThumbnailControl::ClearCache() {
- std::map<int, pp::ImageData*>::iterator it;
- for (it = image_cache_.begin(); it != image_cache_.end(); ++it) {
- delete it->second;
- }
- image_cache_.clear();
-}
-
-} // namespace chrome_pdf