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Rewrite message queue with GlyphLayout and fix #3922

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This commit is contained in:
Benau 2019-06-17 15:48:15 +08:00
parent 2ff899e23e
commit d666a350f6
1 changed files with 62 additions and 30 deletions
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92
src/guiengine/message_queue.cpp
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@ -27,10 +27,7 @@
#include "modes/profile_world.hpp"
#include "utils/synchronised.hpp"
#include "IGUIElement.h"
#include "IGUIEnvironment.h"
#include "IGUIStaticText.h"
#include "GlyphLayout.h"
#include <atomic>
using namespace GUIEngine;
@ -96,16 +93,17 @@ private:
* or friend-message::neutral. */
std::string m_render_type;
/** The text label, can do linebreak if needed. */
gui::IGUIStaticText* m_text;
/** The text layout, can do linebreak if needed. */
std::vector<gui::GlyphLayout> m_gls;
/** Drawing rectangle of text layout. */
core::recti m_text_rect;
public:
TextMessage(MessageQueue::MessageType mt, const core::stringw &message) :
Message(5.0f)
{
m_message_type = mt;
m_message = message;
m_text = NULL;
assert(mt != MessageQueue::MT_PROGRESS);
if (mt == MessageQueue::MT_ACHIEVEMENT)
m_render_type = "achievement-message::neutral";
@ -119,8 +117,6 @@ public:
// ------------------------------------------------------------------------
~TextMessage()
{
assert(m_text != NULL);
m_text->drop();
}
// ------------------------------------------------------------------------
/** Returns the type of the message.*/
@ -130,39 +126,75 @@ public:
/** Init the message text, do linebreak as required. */
virtual void init()
{
if (m_text)
m_text->drop();
const GUIEngine::BoxRenderParams &brp =
GUIEngine::getSkin()->getBoxRenderParams(m_render_type);
const unsigned width = irr_driver->getActualScreenSize().Width;
const unsigned height = irr_driver->getActualScreenSize().Height;
const unsigned max_width = width - (brp.m_left_border +
brp.m_right_border);
m_text =
GUIEngine::getGUIEnv()->addStaticText(m_message.c_str(),
core::recti(0, 0, max_width, height));
core::dimension2du dim(m_text->getTextWidth(),
m_text->getTextHeight());
dim.Width += brp.m_left_border + brp.m_right_border;
gui::IGUIFont* font = GUIEngine::getFont();
font->initGlyphLayouts(m_message, m_gls);
// Reserve space for 5 lines of text, it will occupy the circle
const int max_width = width - (brp.m_left_border +
brp.m_right_border) - (font->getHeightPerLine() * 5);
if (max_width < 0)
{
m_display_timer = -1;
return;
}
int leftIconSize = dim.Height + 10;
int x = (width - dim.Width) / 2;
int y = height - int(1.5f * dim.Height);
m_area = irr::core::recti(x, y, x + dim.Width, y + dim.Height);
m_text->setRelativePosition(irr::core::recti(x + leftIconSize, y,
x + dim.Width - 10, y + dim.Height));
m_text->setTextAlignment(gui::EGUIA_CENTER, gui::EGUIA_CENTER);
m_text->grab();
m_text->remove();
gui::breakGlyphLayouts(m_gls, max_width, font->getInverseShaping(),
font->getScale());
core::dimension2du dim = gui::getGlyphLayoutsDimension(m_gls,
font->getHeightPerLine(), font->getInverseShaping(),
font->getScale());
if ((int)dim.Height > font->getHeightPerLine() * 5)
{
// Max 5 lines to prevent too long message from network chat
int newline_count = 0;
for (unsigned i = 0; i < m_gls.size(); i++)
{
if (m_gls[i].flags & gui::GLF_NEWLINE)
{
if (++newline_count >= 5)
{
m_gls.erase(m_gls.begin() + i, m_gls.end());
dim.Height = font->getHeightPerLine() * 5;
break;
}
}
}
}
int left_icon_size = dim.Height;
int total_width = dim.Width + brp.m_left_border + brp.m_right_border +
left_icon_size;
int x = (width - total_width) / 2;
int y = height - int(dim.Height) - font->getHeightPerLine() / 2;
if (x < 0 || y < 0)
{
m_gls.clear();
m_display_timer = -1;
return;
}
m_area = irr::core::recti(x, y, x + total_width, y + dim.Height);
m_text_rect = core::recti(x, y, x + left_icon_size + total_width,
y + dim.Height);
}
// ------------------------------------------------------------------------
/** Draw the message. */
virtual void draw(float dt)
{
if (m_gls.empty())
{
Message::draw(dt);
return;
}
Message::draw(dt);
GUIEngine::getSkin()->drawMessage(g_container, m_area, m_render_type);
assert(m_text != NULL);
m_text->draw();
GUIEngine::getFont()->draw(m_gls, m_text_rect,
GUIEngine::getSkin()->getColor("text::neutral"), true/*hcenter*/);
}
// ------------------------------------------------------------------------
virtual void remove() { delete this; }