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improve Theme to use List and Json

This commit is contained in:
IntelOrca 2016-01-28 22:22:02 +00:00
parent b1b9741090
commit de17eb7279
1 changed files with 81 additions and 99 deletions
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180
src/interface/Theme.cpp
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@ -6,7 +6,8 @@ extern "C"
#include "window.h"
}
#include "../core/FileStream.hpp"
#include "../core/Json.hpp"
#include "../core/List.hpp"
#include "../core/Math.hpp"
#include "../core/Memory.hpp"
#include "../core/String.hpp"
@ -41,28 +42,32 @@ struct UIThemeEntry
WindowTheme Theme;
json_t * ToJson() const;
static UIThemeEntry * FromJson(const WindowThemeDesc * wtDesc, const json_t * json);
json_t * ToJson() const;
static UIThemeEntry FromJson(const WindowThemeDesc * wtDesc, const json_t * json);
};
/**
* Represents a user interface theme. Contains window colour schemes and appearance features.
*/
struct UITheme
class UITheme
{
utf8 * Name;
UIThemeEntry * Entries;
uint8 Flags;
public:
utf8 * Name;
List<UIThemeEntry> Entries;
uint8 Flags;
UITheme(const utf8 * name);
UITheme(const UITheme & name);
~UITheme();
void SetEntry(const UIThemeEntry * entry);
void RemoveEntry(rct_windowclass windowClass);
json_t * ToJson() const;
bool WriteToFile(const utf8 * path) const;
void SetEntry(const UIThemeEntry * entry);
void RemoveEntry(rct_windowclass windowClass);
json_t * ToJson() const;
bool WriteToFile(const utf8 * path) const;
static UITheme * Create(const utf8 * name);
static void Free(UITheme * theme);
static UITheme * FromJson(const json_t * json);
static UITheme * FromFile(const utf8 * path);
static UITheme CreatePredefined(const utf8 * name, const UIThemeEntry * entries, uint8 flags);
};
/**
@ -178,8 +183,13 @@ UIThemeEntry PredefinedThemeRCT2_Entries[] =
THEME_DEF_END
};
const UITheme PredefinedThemeRCT1 = { "RCT1", PredefinedThemeRCT1_Entries, UITHEME_FLAG_PREDEFINED };
const UITheme PredefinedThemeRCT2 = { "RCT2", PredefinedThemeRCT2_Entries, UITHEME_FLAG_PREDEFINED };
const UITheme PredefinedThemeRCT1 = UITheme::CreatePredefined(
"RCT1", PredefinedThemeRCT1_Entries, UITHEME_FLAG_USE_LIGHTS_RIDE |
UITHEME_FLAG_USE_LIGHTS_PARK |
UITHEME_FLAG_USE_ALTERNATIVE_SCENARIO_SELECT_FONT);
const UITheme PredefinedThemeRCT2 = UITheme::CreatePredefined(
"RCT2", PredefinedThemeRCT2_Entries, 0);
const UITheme * PredefinedThemes[] = {
&PredefinedThemeRCT1,
@ -238,7 +248,7 @@ json_t * UIThemeEntry::ToJson() const
return jsonEntry;
}
UIThemeEntry * UIThemeEntry::FromJson(const WindowThemeDesc * wtDesc, const json_t * json)
UIThemeEntry UIThemeEntry::FromJson(const WindowThemeDesc * wtDesc, const json_t * json)
{
json_t * jsonColours = json_object_get(json, "colours");
if (jsonColours == nullptr)
@ -249,96 +259,78 @@ UIThemeEntry * UIThemeEntry::FromJson(const WindowThemeDesc * wtDesc, const json
uint8 numColours = (uint8)json_array_size(jsonColours);
numColours = Math::Min(numColours, wtDesc->NumColours);
UIThemeEntry * result = Memory::Allocate<UIThemeEntry>();
result->WindowClass = wtDesc->WindowClass;
result->Theme = wtDesc->DefaultTheme;
UIThemeEntry result;
result.WindowClass = wtDesc->WindowClass;
result.Theme = wtDesc->DefaultTheme;
for (uint8 i = 0; i < numColours; i++)
{
result->Theme.Colours[i] = (colour_t)json_integer_value(json_array_get(jsonColours, i));
result.Theme.Colours[i] = (colour_t)json_integer_value(json_array_get(jsonColours, i));
}
return result;
}
UITheme * UITheme::Create(const utf8 * name)
{
UITheme * theme = Memory::Allocate<UITheme>();
theme->Name = String::Duplicate(name);
theme->Entries = Memory::AllocateArray<UIThemeEntry>(1);
theme->Entries[0].WindowClass = 255;
theme->Flags = 0;
return theme;
}
#pragma endregion
#pragma region UITheme
void UITheme::Free(UITheme * theme)
UITheme::UITheme(const utf8 * name)
{
assert(!(theme->Flags & UITHEME_FLAG_PREDEFINED));
Name = String::Duplicate(name);
Flags = 0;
}
Memory::Free(theme->Name);
Memory::Free(theme->Entries);
UITheme::UITheme(const UITheme & copy)
{
Name = String::Duplicate(copy.Name);
Flags = copy.Flags;
Entries = copy.Entries;
}
UITheme::~UITheme()
{
Memory::Free(Name);
}
void UITheme::SetEntry(const UIThemeEntry * newEntry)
{
// Try to replace existing entry
size_t numEntries = 0;
for (UIThemeEntry * entry = Entries; entry->WindowClass != 0xFF; entry++)
for (size_t i = 0; i < Entries.GetCount(); i++)
{
UIThemeEntry * entry = &Entries[i];
if (entry->WindowClass == newEntry->WindowClass)
{
*entry = *newEntry;
return;
}
numEntries++;
}
// Increase size of entry list
Entries = Memory::ReallocateArray(Entries, numEntries + 2);
Entries[numEntries] = *newEntry;
Entries[numEntries + 1].WindowClass = 255;
Entries.Add(*newEntry);
}
void UITheme::RemoveEntry(rct_windowclass windowClass)
{
// Remove existing entry
bool found = false;
for (UIThemeEntry * entry = Entries; entry->WindowClass != 0xFF; entry++)
for (size_t i = 0; i < Entries.GetCount(); i++)
{
UIThemeEntry * entry = &Entries[i];
if (entry->WindowClass == windowClass)
{
for (UIThemeEntry * entry2 = entry; entry2->WindowClass != 0xFF; entry2++)
{
*entry2 = *(entry2 + 1);
}
found = true;
Entries.RemoveAt(i);
break;
}
}
if (!found) return;
// Reduce size of entry list
size_t numEntries = 0;
for (UIThemeEntry * entry = Entries; entry->WindowClass != 0xFF; entry++)
{
numEntries++;
}
Entries = Memory::ReallocateArray(Entries, numEntries);
}
json_t * UITheme::ToJson() const
{
// Create entries
json_t * jsonEntries = json_object();
for (UIThemeEntry * entry = Entries; entry->WindowClass != 0xFF; entry++)
for (const UIThemeEntry & entry : Entries)
{
const WindowThemeDesc * wtDesc = GetWindowThemeDescriptor(entry->WindowClass);
json_object_set_new(jsonEntries, wtDesc->WindowClassSZ, entry->ToJson());
const WindowThemeDesc * wtDesc = GetWindowThemeDescriptor(entry.WindowClass);
json_object_set_new(jsonEntries, wtDesc->WindowClassSZ, entry.ToJson());
}
// Create theme object
@ -357,26 +349,21 @@ json_t * UITheme::ToJson() const
bool UITheme::WriteToFile(const utf8 * path) const
{
const char * jsonOutput;
// Serialise theme object as JSON
json_t * jsonTheme = ToJson();
jsonOutput = json_dumps(jsonTheme, JSON_INDENT(4));
json_decref(jsonTheme);
bool result;
try
{
auto fs = FileStream(path, FILE_MODE_WRITE);
size_t jsonOutputSize = String::SizeOf(jsonOutput);
fs.Write(jsonOutput, jsonOutputSize);
return true;
Json::WriteToFile(path, jsonTheme, JSON_INDENT(4));
result = true;
}
catch (Exception ex)
{
log_error("Unable to save %s: %s", path, ex.GetMessage());
return false;
result = false;
}
json_decref(jsonTheme);
return result;
}
UITheme * UITheme::FromJson(const json_t * json)
@ -397,7 +384,7 @@ UITheme * UITheme::FromJson(const json_t * json)
UITheme * result = nullptr;
try
{
result = UITheme::Create(themeName);
result = new UITheme(themeName);
if (json_is_true(json_object_get(json, "useLightsRide")))
{
@ -420,16 +407,15 @@ UITheme * UITheme::FromJson(const json_t * json)
const WindowThemeDesc * wtDesc = GetWindowThemeDescriptor(jkey);
if (wtDesc == nullptr) continue;
UIThemeEntry * entry = UIThemeEntry::FromJson(wtDesc, jvalue);
result->SetEntry(entry);
Memory::Free(entry);
UIThemeEntry entry = UIThemeEntry::FromJson(wtDesc, jvalue);
result->SetEntry(&entry);
}
return result;
}
catch (Exception ex)
{
UITheme::Free(result);
delete result;
throw ex;
}
}
@ -440,26 +426,8 @@ UITheme * UITheme::FromFile(const utf8 * path)
UITheme * result = nullptr;
try
{
auto fs = FileStream(path, FILE_MODE_OPEN);
size_t fileLength = (size_t)fs.GetLength();
if (fileLength > MAX_THEME_SIZE)
{
throw IOException("Language file too large.");
}
utf8 * fileData = Memory::Allocate<utf8>(fileLength + 1);
fs.Read(fileData, fileLength);
fileData[fileLength] = '\0';
json_error_t jsonLoadError;
json = json_loads(fileData, 0, &jsonLoadError);
Memory::Free(fileData);
if (json != nullptr)
{
result = UITheme::FromJson(json);
}
json = Json::ReadFromFile(path);
result = UITheme::FromJson(json);
}
catch (Exception ex)
{
@ -470,5 +438,19 @@ UITheme * UITheme::FromFile(const utf8 * path)
return result;
}
#pragma endregion
UITheme UITheme::CreatePredefined(const utf8 * name, const UIThemeEntry * entries, uint8 flags)
{
auto theme = UITheme(name);
theme.Flags = flags | UITHEME_FLAG_PREDEFINED;
size_t numEntries = 0;
for (const UIThemeEntry * entry = entries; entry->WindowClass != 255; entry++)
{
numEntries++;
}
theme.Entries = List<UIThemeEntry>(entries, numEntries);
return theme;
}
#pragma endregion